Classification Of Elements And Periodicity In Properties Question 98
Question: Which of the following is an energy consuming process-
Options:
A) $ {O_{(g)}}+{{e}^{-}}\to {{O}^{\odot }}_{(g)} $
B) $ N{{a}^{\oplus }} _{(g)}+{{e}^{-}}\to N{a _{(g)}} $
C) $ {{O}^{\odot }} _{(g)}+{{e}^{-}}\to {{O}^{2-}} _{(g)} $
D) $ {{O}^{2-}}_{(g)}\to {{O}^{\odot }}+{{e}^{-}} $
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Answer:
Correct Answer: C
Solution:
[c] Second EA of $ {O_{(g)}}^{\odot } $ is positive.
BETA
