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Which of the reactions involving metal ions (Equations 1A – 6B ) represent redox reaction(s)? Write...

Which of the reactions involving metal ions (Equations 1A – 6B ) represent redox reaction(s)? Write down the entire equation(s) AS WELL AS their corresponding balanced oxidation half-reaction(s) AND reduction half-reaction(s).

Ag+(aq)+ HCl(aq)+ H2O(l) -> AgCl(s, white)+ H3O+(aq) Eq. 1A

AgCl(s)+ 2NH3(aq) -> [Ag(NH3)2]+(aq)+ Cl–(aq) Eq. 2A

Fe3+(aq)+ 3NH3(aq)+ 3H2O(l) -> Fe(OH)3(s)+ 3NH4(aq) Eq. 3A

Fe3+(aq)+ 6SCN–(aq) -> Fe(SCN)63–(aq, blood-red) Eq. 4A

Co2+(aq)+ 7NO2–(aq)+ 3K+(aq)+ 2H3O+(aq) -> NO(g)+ 3H2O(l)+ K3[Co(NO2)6](s, yellow) Eq. 6A

2 NO(g, colorless)+ O2(g) →2NO2(g, red-brown) Eq. 7A

Mn2+(aq)+ 2OH–(aq) -> Mn(OH)2(s) Eq. 1B

14H3O+(aq)+ 2Mn2+(aq)+ 5BiO3–(aq) -> 2MnO4–(aq, puple)+ 5Bi3+(aq)+ 21H2O (l) Eq. 2B

[Al(H2O)6]3+(aq)+ 3OH–(aq) -> Al(H2O)3(OH)3(s)+ 3H2O(l) Eq. 3B

Al3+(aq)+ 3NH3(aq)+ 3H2O(l)+ aluminon -> [Al(OH)3*aluminon](s, pink)+ 3NH4+(aq) Eq. 4B

[Zn(H2O)4]2+(aq)+ 2OH–(aq) -> Zn(H2O)2(OH)2(s)+ 3H2O(l) Eq. 5B

3Zn2+(aq)+ 2K4[Fe(CN)6](aq) -> K2Zn3[Fe(CN)6]2(s, light green)+ 6K+(aq) Eq. 6B

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