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Rank the strength of oxidizing agents

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1. Rank the strength of the following as oxidizing agents,  from strongest to weakest.  

Cu2+ (aq), Co2+ (aq),  Au3+(aq), Ag + (aq)

2.Rank the strength of the following as reducing agents,  from strongest to weakest.

Zn (s), Ba(s), Mg(s),  Ni(s)

3. Which of the following equations represent (s) spontaneous reactions?

  • Sn(s) + 2 Cu2+ (aq) ? Sn2+ (aq) + 2 Cu + (aq)
  • Mg2+ (aq) + 2 Ag(s) ? Mg (s) + 2 Ag+ (aq)
  • Ca(s) + Cd 2+ (aq) ? Ca2+ (aq) + Cd(s)
  • 2Br-(aq) + Sn2+ (aq) ? Br2(g) + Sn(s)

Reference no: EM132732452

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