Which Equation Correctly Represents the Electron Affinity of Calcium

question 45

Multiple Choice

Which equation correctly represents the electron affinity of calcium?

• A)Ca (g)+ e^- → Ca^- (g)
• B)Ca (g)→ Ca⁺ (g)+ e^-
• C)Ca (g)→ Ca^- (g)+ e^-
• D)Ca^- (g)→ Ca (g)+ e^-
• E)Ca⁺ (g)+ e^- → Ca (g)

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