4. Metal lons with Variable Oxidation Numbers Some metals have variable oxidation numbers like: Oxidation Metal states Classical System Stock System ion Cu +1 Cuprous Сopper I +2 Cupric Сopper l Fe +2 Ferrous Iron II +3 Ferric Iron III Pb +2 Plumbous Lead II +4 Plumbic Lead IV Au +1 Aurous Gold I +3 Auric Gold III Hg +1 Mercurous Mercury I +2 Mercuric Mercury II Со +2 Cobaltous Cobalt II +3 cobaltic Cobalt III Fill up the table below: Formula Classical name Stock Nomenclature Ex: Cuo Cupric oxide Copper Il oxide 1. CuSO4 2. Pbo 3. РЫ(СОз)2 4. 5. FeSO4 8

Q: Identify the oxidation numbers to all the elements in each of the compound or ions KMN04 O a. K=+1;…

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A: Mg (s) + 2HCl (aq) ==> MgCl2 (aq) + H2 (g)

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Q: Assign oxidation numbers to the underlined element.  1) K                                      2)…

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A: 1) An oxidising agent is a substance that gains electrons and get reduced in a chemical reaction.

Q: Use the oxidation states method to balance the reaction:    __ SO42– (aq)   +   __ Fe2+ (aq)     +…

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Q: Balance each of the following oxidation-reduction reactions by using the oxidation states method. a.…

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Q: (i) Zn(CОз)2 (ii) PtOCl2 (iii) Y:Brs (iv) K2FEH4 (») СтгН12015

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Q: Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below.…

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Q: 1. Assign oxidation numbers to each element in the following compounds: (16pts) а) ВаО2 Ва- O= b)…

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Q: Assign oxidation numbers for each atom. Compound Al(C2H302)3 Al C H Zn(NO3)2 Zn MnO2 Mn

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Q: Which of the following is an oxidation reduction (redox) reaction?  1. MgCl2 (aq) + Pb(NO3)2 (aq) =…

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Q: *6. Assign oxidation numbers to each of the elements in the following compounds. Show any…

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Q: 1. Oxidation can occur through of electron. 2. Oxidation can also occur through the addition of…

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Q: Use the oxidation states method to balance the reaction:    __ SO42– (aq)   +   __ Fe2+ (aq)     +…

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