Answer to Question #259263 in General Chemistry for Chrissy

General Chemistry

Question #259263

Which equation represents electron affinity and why?

A. C(g) + e⁻ → C⁻(g)

B. Na+ (aq) + e⁻→ Na(s)

C. 1/2 Cl2 (g) + e⁻ → Cl ⁻(g)

D. B(g) + e⁻→ B⁺(g) + 2e

Expert's answer

B. Na+ (aq) + e⁻→ Na(s)

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