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Atoms and Isotopes
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- Daltons Atomic Theory? 1. All elements are composed of tiny indivisible. particles called atoms. 2. atoms of the same element are identical, the atoms of any one element are different from those of any other element 3. Atoms of different elements can physically mix together or chemically combine in simple whole number ratios to form compounds 4. Chemical reactions occur when atoms ave Chapter 4 Defining the Atom an atom is the smallest particle of an element that retains it's identity in a Chemical reaction. difformer O separated from each other, joined, or rearranged in a different combination, atoms of one element, however, are never changed. into atoms of another element as a result of a chemical reaction. Structure of the Nuclear Atom (Part 1) Subatomic Particles. 1. elections (e-)) → negatively charged particles. responsible for bonding 2. Protons (pt) → positively changed particles. → found in the nucleus Nucleus p* & nº partially responsible for an elements weight. 3. Neutrons (nº) →neutrally charged →found in the nucleus partially responsible for an elements weight valence e- Page 23 > D Isotopes (H², C¹³, N") (0, C1) NOUNS one of two or more species of an element. w/ the same atomic number and position in the periodic table and nearly identical chemical behaviors w/ different atomic masses and physical properties due to a difference in (no) or e Properties of Subatomic Particles (Part 2) Particle Symbol | Relative mass compared actual mass (g) 1 a proton 9.11 X 10-28 1.67 x 10-24 1.67 x 10-24 felectront e 1-...
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Alternative transcript:
//1940 1/1840 1+ + 0 Proton pr Neutron nº The Nucleus-tiny central cove of an atom composed of protons and neutrons Orbitals-wave functions that exist no move than 2e- at a time. Responsible for bonding interactions. Distinguish Between Atoms Atomic Number > the number of protons in the nucleus of an atom /element. displayed at the top left corner of the periodic table f > Mass Number →→atomic mass rounded off > the total number of protons & neutrons in an atom > if you know the atomic number & mass number of an atom of any element, you can determine composition → number of neutvons = mass number - atomic number atomic atomic mass Chemical symbol 1.008 amu Hydrogen mass # rounded off X Je chemical name Page 25 ۲۲ Atoms of the First 10 elements Name Symbol atomic # Protons H 1 1 2 hydrogen hellium lithium beryllium boron carbon nitrogen oxygen Fluorine neon carbon Nitrogen hydrogen ? H H C BC oxygen FAUZOL Chlorine He 15 Be N CMIS 40 35 C 37 C 2 3 4 5 6 7 8 9 10 3 SHEN 4 6 7 8 10 Mass New (0) # ent 5749 2 0.204 % 75.77% 34.969 24.338 36.966 60 Ne Allatural & Abundandce of Common Stable (isotopes) Name Symbol & Abundance mass atomic m. 99.9852 0.015% negligible 98.898 12.000 1.11& 13.003 99.638 14.003 0.37% 15.000 99.7592 15.995 0.037% 16.995 15.999 17.999 17 4 1 १ (1 6 7 14 8 10 12 12.011 16 19 20 1.0078 2.0141 1.0079 3.0160 35.453 14.007 1 23HS 4789 0 4 5 6 10 Page 27
includes, defining the atom, Daltons Atomic Theory, Structure of the Nuclear Atom, Isotopes, Properties of Subatomic Particles, Orbitals, Difference Between Atoms, Atoms of the first 10 elements, Natural Abundance % of isotopes
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includes, defining the atom, Daltons Atomic Theory, Structure of the Nuclear Atom, Isotopes, Properties of Subatomic Particles, Orbitals, Difference Between Atoms, Atoms of the first 10 elements, Natural Abundance % of isotopes
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- Daltons Atomic Theory? 1. All elements are composed of tiny indivisible. particles called atoms. 2. atoms of the same element are identical, the atoms of any one element are different from those of any other element 3. Atoms of different elements can physically mix together or chemically combine in simple whole number ratios to form compounds 4. Chemical reactions occur when atoms ave Chapter 4 Defining the Atom an atom is the smallest particle of an element that retains it's identity in a Chemical reaction. difformer O separated from each other, joined, or rearranged in a different combination, atoms of one element, however, are never changed. into atoms of another element as a result of a chemical reaction. Structure of the Nuclear Atom (Part 1) Subatomic Particles. 1. elections (e-)) → negatively charged particles. responsible for bonding 2. Protons (pt) → positively changed particles. → found in the nucleus Nucleus p* & nº partially responsible for an elements weight. 3. Neutrons (nº) →neutrally charged →found in the nucleus partially responsible for an elements weight valence e- Page 23 > D Isotopes (H², C¹³, N") (0, C1) NOUNS one of two or more species of an element. w/ the same atomic number and position in the periodic table and nearly identical chemical behaviors w/ different atomic masses and physical properties due to a difference in (no) or e Properties of Subatomic Particles (Part 2) Particle Symbol | Relative mass compared actual mass (g) 1 a proton 9.11 X 10-28 1.67 x 10-24 1.67 x 10-24 felectront e 1-...
- Daltons Atomic Theory? 1. All elements are composed of tiny indivisible. particles called atoms. 2. atoms of the same element are identical, the atoms of any one element are different from those of any other element 3. Atoms of different elements can physically mix together or chemically combine in simple whole number ratios to form compounds 4. Chemical reactions occur when atoms ave Chapter 4 Defining the Atom an atom is the smallest particle of an element that retains it's identity in a Chemical reaction. difformer O separated from each other, joined, or rearranged in a different combination, atoms of one element, however, are never changed. into atoms of another element as a result of a chemical reaction. Structure of the Nuclear Atom (Part 1) Subatomic Particles. 1. elections (e-)) → negatively charged particles. responsible for bonding 2. Protons (pt) → positively changed particles. → found in the nucleus Nucleus p* & nº partially responsible for an elements weight. 3. Neutrons (nº) →neutrally charged →found in the nucleus partially responsible for an elements weight valence e- Page 23 > D Isotopes (H², C¹³, N") (0, C1) NOUNS one of two or more species of an element. w/ the same atomic number and position in the periodic table and nearly identical chemical behaviors w/ different atomic masses and physical properties due to a difference in (no) or e Properties of Subatomic Particles (Part 2) Particle Symbol | Relative mass compared actual mass (g) 1 a proton 9.11 X 10-28 1.67 x 10-24 1.67 x 10-24 felectront e 1-...
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Alternative transcript:
//1940 1/1840 1+ + 0 Proton pr Neutron nº The Nucleus-tiny central cove of an atom composed of protons and neutrons Orbitals-wave functions that exist no move than 2e- at a time. Responsible for bonding interactions. Distinguish Between Atoms Atomic Number > the number of protons in the nucleus of an atom /element. displayed at the top left corner of the periodic table f > Mass Number →→atomic mass rounded off > the total number of protons & neutrons in an atom > if you know the atomic number & mass number of an atom of any element, you can determine composition → number of neutvons = mass number - atomic number atomic atomic mass Chemical symbol 1.008 amu Hydrogen mass # rounded off X Je chemical name Page 25 ۲۲ Atoms of the First 10 elements Name Symbol atomic # Protons H 1 1 2 hydrogen hellium lithium beryllium boron carbon nitrogen oxygen Fluorine neon carbon Nitrogen hydrogen ? H H C BC oxygen FAUZOL Chlorine He 15 Be N CMIS 40 35 C 37 C 2 3 4 5 6 7 8 9 10 3 SHEN 4 6 7 8 10 Mass New (0) # ent 5749 2 0.204 % 75.77% 34.969 24.338 36.966 60 Ne Allatural & Abundandce of Common Stable (isotopes) Name Symbol & Abundance mass atomic m. 99.9852 0.015% negligible 98.898 12.000 1.11& 13.003 99.638 14.003 0.37% 15.000 99.7592 15.995 0.037% 16.995 15.999 17.999 17 4 1 १ (1 6 7 14 8 10 12 12.011 16 19 20 1.0078 2.0141 1.0079 3.0160 35.453 14.007 1 23HS 4789 0 4 5 6 10 Page 27