Relative Half-Cell Potentials?

Question

Assuming standard conditions, answer the following questions. If hydrogen is one of the reagents, assume acidic solution.

Possible answers yes, or no.

1) Is Cr metal capable of reducing Fe2+(aq)?

2) Is Fe2+(aq) capable of reducing Sn2+(aq) to Sn metal?

3) Is Fe2+(aq) capable of reducing Cr3+(aq) to Cr2+(aq)?

4) Is Sn metal capable of reducing Fe3+(aq) to Fe2+(aq)?

5) Is Ni2+(aq) capable of oxidizing H2(g)?

6) Is VO2+(aq) capable of oxidizing Fe2+(aq)?

thanks!!

Answer 1

yes1) Is Cr metal capable of reducing Fe2+(aq)?

no2) Is Fe2+(aq) capable of reducing Sn2+(aq) to Sn metal?

no3) Is Fe2+(aq) capable of reducing Cr3+(aq) to Cr2+(aq)?

yes4) Is Sn metal capable of reducing Fe3+(aq) to Fe2+(aq)?

no5) Is Ni2+(aq) capable of oxidizing H2(g)?

yes6) Is VO2+(aq) capable of oxidizing Fe2+(aq)?