ELL Level 3 - Redox Couples - Reduction Potential 2

Given the following:

Cl₂ / Cl^- = + 1.40 V

Zn⁺² / Zn = - 0.76 V

Which is the strongest oxidant?

• Cl₂

• Cl^-

• Zn⁺²

• Zn

Given the following:

Cl₂ / Cl^- = + 1.40 V

Zn⁺² / Zn = - 0.76 V

Which is the strongest reductant?

• Cl₂

• Cl^-

• Zn⁺²

• Zn

Given the following:

Cu⁺² / Cu⁺ = + 0.86 V

Al⁺³ / Al = - 1.66 V

Which is the strongest reductant?

• Cu⁺²

• Cu⁺

• Al⁺³

• Al

Given the following:

Cu⁺² / Cu⁺ = + 0.86 V

Al⁺³ / Al = - 1.66 V

Which is the strongest oxidant?

• Cu⁺²

• Cu⁺

• Al⁺³

• Al

Given the following:

Cu⁺² / Cu⁺ = + 0.86 V

Al⁺³ / Al = - 1.66 V

Which is the weakest oxidant?

• Cu⁺²

• Cu⁺

• Al⁺³

• Al

Given the following:

Cu⁺² / Cu⁺ = + 0.86 V

Al⁺³ / Al = - 1.66 V

Which is the weakest reductant?

• Cu⁺²

• Cu⁺

• Al⁺³

• Al

Given the following:

MnO₄^- / Mn⁺² = +1.51 V

Na⁺ / Na = - 2.71 V

Which is the weakest reductant?

• MnO₄^-

• Mn⁺²

• Na⁺

• Na

Given the following:

MnO₄^- / Mn⁺² = +1.51 V

Na⁺ / Na = - 2.71 V

Which is the weakest oxidant?

• MnO₄^-

• Mn⁺²

• Na⁺

• Na

Given the following:

MnO₄^- / Mn⁺² = +1.51 V

Na⁺ / Na = - 2.71 V

Which is the strongest oxidant?

• MnO₄^-

• Mn⁺²

• Na⁺

• Na

Given the following:

MnO₄^- / Mn⁺² = +1.51 V

Na⁺ / Na = - 2.71 V

Which is the strongest reductant?

• MnO₄^-

• Mn⁺²

• Na⁺

• Na