A) \[L{{i}^{+}}\]
B) \[B{{e}^{-}}\]
C) \[{{B}^{-}}\]
D) \[{{C}^{-}}\]
Correct Answer: B
Solution :
\[B{{e}^{-}}\] is the least stable ion \[Be(1{{s}^{2}},2{{s}^{2}})\] has stable electronic configuration hence addition of electron decreases stability.You need to login to perform this action.
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