Electron affinity is positive when :
(a) O changes into O⁻
(b) O⁻ changes into O²⁻
(c) O changes into O⁺
(d) electron affinity is always negative
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Answered by
11
hey here is ur answer
(a)O changes to O-
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Answered by
3
Answer:
(a) O changes into O-
Explanation:
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