A) \[L{{i}^{-}}\]
B) \[B{{e}^{-}}\]
C) \[{{B}^{-}}\]
D) \[{{C}^{-}}\]
Correct Answer: B
Solution :
Be has full filled 2s-subshell \[(2{{s}^{2}})\] and therefore shows least tendency to accept an electron. Hence, \[B{{e}^{-}}\] is the least stable.You need to login to perform this action.
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