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Oxidizing agent Reducing agent

Oxidizing agent   Reducing agent

A)Hg(l)             Fe3+(aq)D)Fe3+(aq)             Hg(l)

B)Hg(l)             Cl(aq)E)Cl(aq)             Fe3+(aq)

C)Fe3+(aq)             Cl(aq)

 

35.              Consider the following reaction:

2Fe3+(aq) + 2Hg(l) + 2Cl(aq) ? 2Fe2+(aq) + Hg2Cl2(s)

In this reaction,

A)Fe3+(aq) is the reducing agent.D)Hg(l) is reduced.

B)Fe3+(aq) loses electrons.E)Hg(l) is the oxidizing agent.

C)Hg(l) loses electrons.

 

36.              Consider the reaction:

H2O(l) + 3SO32?(aq) + 2MnO4?(aq) ? 3SO42?(aq) + 2MnO2(s) + 2OH?(aq)

Which species is oxidized?

A)  H2O    B)  SO32?    C)  MnO4?    D)  SO42?    E)  MnO2

 

37.              Examine the following reaction:

5FeCl2(aq) + KMnO4(aq) + 8HCl(aq) ? 5FeCl3(aq) + MnCl2(aq) + KCl(aq) + 4H2O(l)

Which element has undergone oxidation?

A)  Fe    B)  H    C)  Cl    D)  O    E)  Mn

 

38.              Examine the following reaction:

5FeCl2(aq) + KMnO4(aq) + 8HCl(aq) ? 5FeCl3(aq) + MnCl2(aq) + KCl(aq) + 4H2O(l)

Which element has undergone reduction?

A)  Fe    B)  H    C)  Cl    D)  O    E)  Mn

 

39.              Consider the reaction:

H2O(l) + 3SO32?(aq) + 2MnO4?(aq) ? 3SO42?(aq) + 2MnO2(s) + 2OH?(aq)

Which species is reduced?

A)  H2O    B)  SO32?    C)  MnO4?    D)  SO42?    E)  MnO2

 

40.              Consider the reaction:

H2O(l) + 3SO32?(aq) + 2MnO4?(aq) ? 3SO42?(aq) + 2MnO2(s) + 2OH?(aq)

Which species is the reducing agent?

A)  H2O    B)  SO32?    C)  MnO4?    D)  SO42?    E)  MnO2

Feb 15 2020 Read more Less More

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