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Sara Proctor
9/8/2023
Physics
Unit 2- 13( matter- binary compounds and Chemical Reactions)
47
•
Sep 8, 2023
•
Sara Proctor
@araroctor_ipvn
The periodic table organizes elements based on their properties and... Show more
Naming binary covalent compounds using prefixes follows specific rules that help chemists communicate clearly about molecular structures. When two nonmetals combine to form a compound, we use numerical prefixes to indicate how many atoms of each element are present in the molecule.
Definition: Binary covalent compounds are molecules formed between two different nonmetal elements that share electrons to create chemical bonds.
The prefix system uses specific terms to denote quantity: mono- (1), di- (2), tri- (3), tetra- (4), penta- (5), hexa- (6), hepta- (7), octa- (8), nona- (9), and deca- (10). When naming these compounds, the first element keeps its full name while the second element gets an -ide ending. The prefix mono- is typically omitted for the first element.
Example:
Properties and uses of group elements in the periodic table showcase distinct patterns that make them valuable for various applications. The alkali metals (Group 1) and alkaline earth metals (Group 2) demonstrate high reactivity and specific industrial uses.
Highlight: Alkali metals share characteristics like being soft, silvery-white, and highly reactive with water. They all have one valence electron, making them excellent conductors.
Transition elements (Groups 3-12) exhibit diverse properties including variable oxidation states, colored compounds, and catalytic activity. Many transition metals like iron, copper, and titanium are crucial in construction and manufacturing. The Boron Group (Group 13) contains both metals and metalloids, with aluminum being particularly important in everyday applications.
Vocabulary: Malleable (can be hammered into sheets), Ductile (can be drawn into wires), Valence electrons (outer shell electrons involved in bonding)
The Carbon Group (Group 14) through Noble Gases (Group 18) display fascinating trends in properties and applications. Carbon-group elements show varying characteristics from nonmetals to metals, while the Nitrogen Group (Group 15) elements are essential for life processes.
Example: The Oxygen Group (Group 16) includes vital elements like oxygen and sulfur, which form crucial compounds in both living organisms and industrial processes.
The Halogens (Group 17) are highly reactive nonmetals that form diatomic molecules and are widely used in water treatment and medical applications. Noble Gases (Group 18) stand out for their stability and inertness, making them valuable for specialized applications like lighting and medical imaging.
Definition: Diatomic molecules are molecules composed of two atoms of the same element, such as F₂, Cl₂, and I₂.
Acceleration represents the rate of change in velocity over time, a fundamental concept in physics that describes how objects speed up, slow down, or change direction. This quantity is typically measured in meters per second squared (m/s²).
Definition: Acceleration is the change in velocity divided by the time taken for that change to occur.
Understanding positive and negative acceleration helps explain real-world motion. Positive acceleration occurs when an object speeds up in its original direction, while negative acceleration (deceleration) happens when an object slows down. This concept can be visualized through velocity-time graphs, where the slope indicates the acceleration.
Example: If an inline skater increases speed from 3 m/s to 9 m/s in 3 seconds, their acceleration would be: a = (9 m/s - 3 m/s) ÷ 3 s = 2 m/s²
The fundamental properties of acids and bases play a crucial role in chemistry and everyday life. These substances exhibit distinct characteristics that help us identify and understand their behavior in various chemical reactions.
Acids demonstrate several unique properties that set them apart from bases. They produce hydrogen ions in solution, have a characteristically sour taste, and are often found in common substances like citrus fruits and vinegar. In practical applications, acids are essential components in industrial processes and are present in biological systems - for example, hydrochloric acid in our stomach aids digestion.
Definition: Acids are substances that produce hydrogen ions (H+) in aqueous solutions and have a pH less than 7.
Bases, in contrast, have their own distinctive traits. They produce hydroxide ions in solution, feel slippery to the touch, and have a bitter taste. Common examples include household ammonia and soap. Bases are crucial in manufacturing processes and cleaning products due to their ability to neutralize acids and break down organic materials.
Example: Sodium hydroxide (NaOH) is a common base used in soap making and drain cleaners.
The relationship between acids and bases extends beyond their individual properties. When combined, they undergo neutralization reactions to form salts and water. This principle is fundamental in various applications, from controlling soil pH in agriculture to developing antacid medications for stomach relief.
Understanding how solutions form requires knowledge of solvents, solutes, and their interactions. Solutions can exist in various states of matter, with each combination having unique properties and applications.
The rate of dissolution depends on several key factors. For solids dissolving in liquids, increased temperature and surface area accelerate the process, while stirring helps distribute the solute more effectively. Conversely, gases typically dissolve better in cooler liquids under higher pressure.
Highlight: Temperature affects solid and gas solubility differently - higher temperatures increase solid solubility but decrease gas solubility in liquids.
Solution types vary based on the physical states of both solvent and solute. Common examples include:
Solubility curves graphically represent how temperature affects the amount of solute that can dissolve in a solvent. These curves are essential tools for understanding solution behavior and predicting saturation points.
Different compounds show varying solubility patterns with temperature changes. For example, sodium nitrate (NaNO₃) shows a dramatic increase in solubility as temperature rises, while potassium chloride (KCl) demonstrates a more moderate increase.
Vocabulary: Saturation - the point at which no more solute can dissolve in a solvent at a given temperature.
Understanding solubility curves helps in:
Chemical reactions involve the transformation of reactants into products while maintaining the conservation of mass principle. This fundamental law states that the total mass of substances before and after a reaction remains constant.
Different types of reactions follow specific patterns:
Example: In the reaction Zn(s) + S(s) → ZnS(s), the combined mass of zinc and sulfur equals the mass of zinc sulfide produced.
Understanding reaction types helps predict products, balance equations, and calculate quantities in chemical processes. This knowledge is essential for industrial applications, environmental chemistry, and laboratory procedures.
Chemical reactions form the foundation of how matter transforms in our world. These transformations follow specific patterns that we can categorize into distinct types based on how atoms rearrange themselves.
Definition: A chemical reaction is a process where substances (reactants) transform into different substances (products) through the breaking and forming of chemical bonds.
The five main types of chemical reactions include synthesis, decomposition, single displacement, double displacement, and combustion reactions. Each type has unique characteristics that help us identify and predict reaction outcomes.
Synthesis reactions occur when two or more simple substances combine to form a more complex compound. For example, when magnesium metal reacts with oxygen gas, they form magnesium oxide (2Mg + O₂ → 2MgO). These reactions always follow the pattern A + B → AB.
Example: In the synthesis reaction 2Mg(s) + O₂(g) → 2MgO(s), two elements combine to form a single compound. This demonstrates how simpler substances join to create more complex ones.
Decomposition reactions are essentially the opposite of synthesis reactions. In these reactions, a single compound breaks down into two or more simpler substances. The pattern follows AB → A + B. For instance, when calcium carbonate (limestone) decomposes, it forms calcium oxide and carbon dioxide.
Double displacement reactions involve the exchange of ions between two compounds, typically in aqueous solutions. These reactions often result in the formation of a precipitate, water, or gas. The general pattern follows AB + CD → AD + CB.
Highlight: Single displacement reactions involve one element replacing another element in a compound. The pattern follows A + BC → AC + B, where the more reactive element displaces the less reactive one.
Combustion reactions are special types of synthesis reactions that involve a substance combining with oxygen, producing heat and light. These reactions are particularly important in everyday life, from burning fuel in vehicles to cellular respiration in living organisms.
Vocabulary: Precipitate - A solid substance that forms and separates from a solution during a chemical reaction.
Understanding these reaction types helps predict chemical behavior and product formation. For example, when silver nitrate solution is mixed with potassium iodide solution, a double displacement reaction occurs, forming silver iodide precipitate and potassium nitrate solution (AgNO₃ + KI → AgI + KNO₃). This predictability makes chemical reactions essential tools in industrial processes, laboratory research, and everyday applications.
Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
You can download the app in the Google Play Store and in the Apple App Store.
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
App Store
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user
Sara Proctor
@araroctor_ipvn
The periodic table organizes elements based on their properties and behaviors, helping us understand how different elements interact and form compounds. This systematic arrangement makes it easier to predict chemical reactions and understand atomic structure.
When studying Properties and uses... Show more
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Naming binary covalent compounds using prefixes follows specific rules that help chemists communicate clearly about molecular structures. When two nonmetals combine to form a compound, we use numerical prefixes to indicate how many atoms of each element are present in the molecule.
Definition: Binary covalent compounds are molecules formed between two different nonmetal elements that share electrons to create chemical bonds.
The prefix system uses specific terms to denote quantity: mono- (1), di- (2), tri- (3), tetra- (4), penta- (5), hexa- (6), hepta- (7), octa- (8), nona- (9), and deca- (10). When naming these compounds, the first element keeps its full name while the second element gets an -ide ending. The prefix mono- is typically omitted for the first element.
Example:
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Properties and uses of group elements in the periodic table showcase distinct patterns that make them valuable for various applications. The alkali metals (Group 1) and alkaline earth metals (Group 2) demonstrate high reactivity and specific industrial uses.
Highlight: Alkali metals share characteristics like being soft, silvery-white, and highly reactive with water. They all have one valence electron, making them excellent conductors.
Transition elements (Groups 3-12) exhibit diverse properties including variable oxidation states, colored compounds, and catalytic activity. Many transition metals like iron, copper, and titanium are crucial in construction and manufacturing. The Boron Group (Group 13) contains both metals and metalloids, with aluminum being particularly important in everyday applications.
Vocabulary: Malleable (can be hammered into sheets), Ductile (can be drawn into wires), Valence electrons (outer shell electrons involved in bonding)
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Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The Carbon Group (Group 14) through Noble Gases (Group 18) display fascinating trends in properties and applications. Carbon-group elements show varying characteristics from nonmetals to metals, while the Nitrogen Group (Group 15) elements are essential for life processes.
Example: The Oxygen Group (Group 16) includes vital elements like oxygen and sulfur, which form crucial compounds in both living organisms and industrial processes.
The Halogens (Group 17) are highly reactive nonmetals that form diatomic molecules and are widely used in water treatment and medical applications. Noble Gases (Group 18) stand out for their stability and inertness, making them valuable for specialized applications like lighting and medical imaging.
Definition: Diatomic molecules are molecules composed of two atoms of the same element, such as F₂, Cl₂, and I₂.
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Acceleration represents the rate of change in velocity over time, a fundamental concept in physics that describes how objects speed up, slow down, or change direction. This quantity is typically measured in meters per second squared (m/s²).
Definition: Acceleration is the change in velocity divided by the time taken for that change to occur.
Understanding positive and negative acceleration helps explain real-world motion. Positive acceleration occurs when an object speeds up in its original direction, while negative acceleration (deceleration) happens when an object slows down. This concept can be visualized through velocity-time graphs, where the slope indicates the acceleration.
Example: If an inline skater increases speed from 3 m/s to 9 m/s in 3 seconds, their acceleration would be: a = (9 m/s - 3 m/s) ÷ 3 s = 2 m/s²
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Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The fundamental properties of acids and bases play a crucial role in chemistry and everyday life. These substances exhibit distinct characteristics that help us identify and understand their behavior in various chemical reactions.
Acids demonstrate several unique properties that set them apart from bases. They produce hydrogen ions in solution, have a characteristically sour taste, and are often found in common substances like citrus fruits and vinegar. In practical applications, acids are essential components in industrial processes and are present in biological systems - for example, hydrochloric acid in our stomach aids digestion.
Definition: Acids are substances that produce hydrogen ions (H+) in aqueous solutions and have a pH less than 7.
Bases, in contrast, have their own distinctive traits. They produce hydroxide ions in solution, feel slippery to the touch, and have a bitter taste. Common examples include household ammonia and soap. Bases are crucial in manufacturing processes and cleaning products due to their ability to neutralize acids and break down organic materials.
Example: Sodium hydroxide (NaOH) is a common base used in soap making and drain cleaners.
The relationship between acids and bases extends beyond their individual properties. When combined, they undergo neutralization reactions to form salts and water. This principle is fundamental in various applications, from controlling soil pH in agriculture to developing antacid medications for stomach relief.
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Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Understanding how solutions form requires knowledge of solvents, solutes, and their interactions. Solutions can exist in various states of matter, with each combination having unique properties and applications.
The rate of dissolution depends on several key factors. For solids dissolving in liquids, increased temperature and surface area accelerate the process, while stirring helps distribute the solute more effectively. Conversely, gases typically dissolve better in cooler liquids under higher pressure.
Highlight: Temperature affects solid and gas solubility differently - higher temperatures increase solid solubility but decrease gas solubility in liquids.
Solution types vary based on the physical states of both solvent and solute. Common examples include:
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Solubility curves graphically represent how temperature affects the amount of solute that can dissolve in a solvent. These curves are essential tools for understanding solution behavior and predicting saturation points.
Different compounds show varying solubility patterns with temperature changes. For example, sodium nitrate (NaNO₃) shows a dramatic increase in solubility as temperature rises, while potassium chloride (KCl) demonstrates a more moderate increase.
Vocabulary: Saturation - the point at which no more solute can dissolve in a solvent at a given temperature.
Understanding solubility curves helps in:
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Chemical reactions involve the transformation of reactants into products while maintaining the conservation of mass principle. This fundamental law states that the total mass of substances before and after a reaction remains constant.
Different types of reactions follow specific patterns:
Example: In the reaction Zn(s) + S(s) → ZnS(s), the combined mass of zinc and sulfur equals the mass of zinc sulfide produced.
Understanding reaction types helps predict products, balance equations, and calculate quantities in chemical processes. This knowledge is essential for industrial applications, environmental chemistry, and laboratory procedures.
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Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Chemical reactions form the foundation of how matter transforms in our world. These transformations follow specific patterns that we can categorize into distinct types based on how atoms rearrange themselves.
Definition: A chemical reaction is a process where substances (reactants) transform into different substances (products) through the breaking and forming of chemical bonds.
The five main types of chemical reactions include synthesis, decomposition, single displacement, double displacement, and combustion reactions. Each type has unique characteristics that help us identify and predict reaction outcomes.
Synthesis reactions occur when two or more simple substances combine to form a more complex compound. For example, when magnesium metal reacts with oxygen gas, they form magnesium oxide (2Mg + O₂ → 2MgO). These reactions always follow the pattern A + B → AB.
Example: In the synthesis reaction 2Mg(s) + O₂(g) → 2MgO(s), two elements combine to form a single compound. This demonstrates how simpler substances join to create more complex ones.
Decomposition reactions are essentially the opposite of synthesis reactions. In these reactions, a single compound breaks down into two or more simpler substances. The pattern follows AB → A + B. For instance, when calcium carbonate (limestone) decomposes, it forms calcium oxide and carbon dioxide.
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Double displacement reactions involve the exchange of ions between two compounds, typically in aqueous solutions. These reactions often result in the formation of a precipitate, water, or gas. The general pattern follows AB + CD → AD + CB.
Highlight: Single displacement reactions involve one element replacing another element in a compound. The pattern follows A + BC → AC + B, where the more reactive element displaces the less reactive one.
Combustion reactions are special types of synthesis reactions that involve a substance combining with oxygen, producing heat and light. These reactions are particularly important in everyday life, from burning fuel in vehicles to cellular respiration in living organisms.
Vocabulary: Precipitate - A solid substance that forms and separates from a solution during a chemical reaction.
Understanding these reaction types helps predict chemical behavior and product formation. For example, when silver nitrate solution is mixed with potassium iodide solution, a double displacement reaction occurs, forming silver iodide precipitate and potassium nitrate solution (AgNO₃ + KI → AgI + KNO₃). This predictability makes chemical reactions essential tools in industrial processes, laboratory research, and everyday applications.
Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.
You can download the app in the Google Play Store and in the Apple App Store.
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
App Store
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️
Thomas R
iOS user
Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades
Brad T
Android user
Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend
Aubrey
iOS user
Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀
Marco B
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!
Paul T
iOS user