A) \[Al,\,Sr,\,Ti\]
B) \[Li,\,Na,\,K\]
C) \[Mg,\,Ba,\,Ca\]
D) \[Rb,\,Cs,\,Fr\]
Correct Answer: C
Solution :
[c] \[Mg,\,Ba,\,Ca\] have \[n{{s}^{2}}\]configuration.You need to login to perform this action.
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