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Variable Oxidation States
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Transition elements show variable oxidation states. Oxidation States of Vanadium SPEC Vanadium species in oxidation solution. Oxidation State Formula of Ion Species in Acidic Solution Colour of Solution 1 Reduction of 2 VO₂+ yellow 2+ 2 vo ²+ blue Half Equation ca૧) (2) Reduction of V (+4) (aq) V (+5) to Half Equation: 2V 3 Reduction of 3+ green + + (ag Half Equation: v (v) VO₂+ (09) [VO₂ (H₂O)4]* vo V (+4) states IV, III and II Yellow Zn 15 32 Variable Oxidation States Znisz v (+4) VO₂+ + 2H+ + e 2 Zn (5) to v (+3) (Acronym: to + 4H* + 2H+ + 4H* Zn (s) v (+3) (aq) 22n te те Yay! Baby Grows Purple !) are formed by the [vo (H₂0)s]** V (IV) 2Zn 2+ 1024 (99) (99) Blue 2V V 2√³+ vo²+ + Zn²+ 2+ V 2 vo (aa) violet 3+ Laa) 24 Zn reduction of vanadate (V) (one green 34 V (aa) [V (H₂O)]³+ at + 2+ blue (aq) V(111) Green + 2+ Zn + 2e` (99) 2 e + + H₂O + 2e + Zn H₂O Zn 24 2+ 24 Zn (09) caq) (aq) by zine + V(11) V ²1 an) [V (H₂O)] at Purple in acidic + 2 H₂O (2) 2H₂0 (2) Redox Potentials also electrode potential SPEC The redox potential pH and The more positive the redox potential, ion will be reduced. A 2 pH for by the ligand. Ligands :: Standard electrode potentials are measured in Different ligands will have different why is Tollen's Reagent a transition metal ion Some ions need H+ ions to be Other ions release OH ions into In general, redox potentials will be more easily Ion is reduce d reduction of specy The reduction of [Ag (NH₂)₂]* (Tollen's reagent) ketones. Agt is easily reduced RCHO, + (on) silver easily done? Agt 2017 + How is Tollen's Reagent Prepared? • Prepared by adding ammonia Solution to ion [AgewHada ] ¹. complex 2 [Ag (NH3)₂]( the more é (09) changing + to Ag as the standard electrode redox potentials more 30H from a higher to likely the aqueous solution, So present in order to be reduced. solution when they are reduced. positive in silver nitrate Ag (5) solution to Rcoo mere to potential for a any form (aa) + lower metallic silver is used to distinguish...
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Alternative transcript:
between aldebydes and oxidation state is influenced by NO ↓ more begive ions will be acldic solutions, = a colourless 2 Ag (s) PR ↓ ↓ More oxidation this reaction is large. Surrounded by water ligands. + 0.8 V + positive Solution containing 4 NH3 reduction (aa) + the 2 H₂0 (2)
Variable Oxidation States
Variable Oxidation States
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Transition elements show variable oxidation states. Oxidation States of Vanadium SPEC Vanadium species in oxidation solution. Oxidation State Formula of Ion Species in Acidic Solution Colour of Solution 1 Reduction of 2 VO₂+ yellow 2+ 2 vo ²+ blue Half Equation ca૧) (2) Reduction of V (+4) (aq) V (+5) to Half Equation: 2V 3 Reduction of 3+ green + + (ag Half Equation: v (v) VO₂+ (09) [VO₂ (H₂O)4]* vo V (+4) states IV, III and II Yellow Zn 15 32 Variable Oxidation States Znisz v (+4) VO₂+ + 2H+ + e 2 Zn (5) to v (+3) (Acronym: to + 4H* + 2H+ + 4H* Zn (s) v (+3) (aq) 22n te те Yay! Baby Grows Purple !) are formed by the [vo (H₂0)s]** V (IV) 2Zn 2+ 1024 (99) (99) Blue 2V V 2√³+ vo²+ + Zn²+ 2+ V 2 vo (aa) violet 3+ Laa) 24 Zn reduction of vanadate (V) (one green 34 V (aa) [V (H₂O)]³+ at + 2+ blue (aq) V(111) Green + 2+ Zn + 2e` (99) 2 e + + H₂O + 2e + Zn H₂O Zn 24 2+ 24 Zn (09) caq) (aq) by zine + V(11) V ²1 an) [V (H₂O)] at Purple in acidic + 2 H₂O (2) 2H₂0 (2) Redox Potentials also electrode potential SPEC The redox potential pH and The more positive the redox potential, ion will be reduced. A 2 pH for by the ligand. Ligands :: Standard electrode potentials are measured in Different ligands will have different why is Tollen's Reagent a transition metal ion Some ions need H+ ions to be Other ions release OH ions into In general, redox potentials will be more easily Ion is reduce d reduction of specy The reduction of [Ag (NH₂)₂]* (Tollen's reagent) ketones. Agt is easily reduced RCHO, + (on) silver easily done? Agt 2017 + How is Tollen's Reagent Prepared? • Prepared by adding ammonia Solution to ion [AgewHada ] ¹. complex 2 [Ag (NH3)₂]( the more é (09) changing + to Ag as the standard electrode redox potentials more 30H from a higher to likely the aqueous solution, So present in order to be reduced. solution when they are reduced. positive in silver nitrate Ag (5) solution to Rcoo mere to potential for a any form (aa) + lower metallic silver is used to distinguish...
Transition elements show variable oxidation states. Oxidation States of Vanadium SPEC Vanadium species in oxidation solution. Oxidation State Formula of Ion Species in Acidic Solution Colour of Solution 1 Reduction of 2 VO₂+ yellow 2+ 2 vo ²+ blue Half Equation ca૧) (2) Reduction of V (+4) (aq) V (+5) to Half Equation: 2V 3 Reduction of 3+ green + + (ag Half Equation: v (v) VO₂+ (09) [VO₂ (H₂O)4]* vo V (+4) states IV, III and II Yellow Zn 15 32 Variable Oxidation States Znisz v (+4) VO₂+ + 2H+ + e 2 Zn (5) to v (+3) (Acronym: to + 4H* + 2H+ + 4H* Zn (s) v (+3) (aq) 22n te те Yay! Baby Grows Purple !) are formed by the [vo (H₂0)s]** V (IV) 2Zn 2+ 1024 (99) (99) Blue 2V V 2√³+ vo²+ + Zn²+ 2+ V 2 vo (aa) violet 3+ Laa) 24 Zn reduction of vanadate (V) (one green 34 V (aa) [V (H₂O)]³+ at + 2+ blue (aq) V(111) Green + 2+ Zn + 2e` (99) 2 e + + H₂O + 2e + Zn H₂O Zn 24 2+ 24 Zn (09) caq) (aq) by zine + V(11) V ²1 an) [V (H₂O)] at Purple in acidic + 2 H₂O (2) 2H₂0 (2) Redox Potentials also electrode potential SPEC The redox potential pH and The more positive the redox potential, ion will be reduced. A 2 pH for by the ligand. Ligands :: Standard electrode potentials are measured in Different ligands will have different why is Tollen's Reagent a transition metal ion Some ions need H+ ions to be Other ions release OH ions into In general, redox potentials will be more easily Ion is reduce d reduction of specy The reduction of [Ag (NH₂)₂]* (Tollen's reagent) ketones. Agt is easily reduced RCHO, + (on) silver easily done? Agt 2017 + How is Tollen's Reagent Prepared? • Prepared by adding ammonia Solution to ion [AgewHada ] ¹. complex 2 [Ag (NH3)₂]( the more é (09) changing + to Ag as the standard electrode redox potentials more 30H from a higher to likely the aqueous solution, So present in order to be reduced. solution when they are reduced. positive in silver nitrate Ag (5) solution to Rcoo mere to potential for a any form (aa) + lower metallic silver is used to distinguish...
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SuSSan, iOS User
Love this App ❤️, I use it basically all the time whenever I'm studying
Alternative transcript:
between aldebydes and oxidation state is influenced by NO ↓ more begive ions will be acldic solutions, = a colourless 2 Ag (s) PR ↓ ↓ More oxidation this reaction is large. Surrounded by water ligands. + 0.8 V + positive Solution containing 4 NH3 reduction (aa) + the 2 H₂0 (2)