A) \[{{M}^{+}}\]
B) \[{{M}^{-}}\]
C) \[{{M}^{2+}}\]
D) \[{{M}^{2-}}\]
Correct Answer: B
Solution :
\[{{M}^{-}}\] After gaining an \[{{e}^{-}}\] the metal attains stable configuration.You need to login to perform this action.
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