Given: Zn²⁺(aq)+ 2e^- Zn(s); E° = -0.76 V

question 98

Multiple Choice

Given:
Zn²⁺(aq) + 2e^- Zn(s) ; E° = -0.76 V
2H⁺(aq) + 2e^- H₂(g) ; E° = 0.00 V
I₂(s) + 2e^- 2I^-(aq) ; E° = 0.54 V
Br₂(l) + 2e^- 2Br^-(aq) ; E° = 1.07 V
Ni²⁺(aq) + 2e^- Ni(s) ; E° = -0.23 V
Cu²⁺(aq) + 2e^- Cu(s) ; E° = 0.34 V
Which of the following species will oxidize Ni but not Cu?

• A)Zn²⁺
• B)Br^-
• C)H⁺
• D)I₂
• E)Zn

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One’s sense of competence and effectiveness.

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A psychological condition that exists when a person feels inferior to others in some way, leading to lowered self-esteem and confidence.