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)
发布时间：2025-10-27 02:21:25
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答案：Ca (g) + e- → Ca- (g)
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