Q.
Which of the following is not correct w.r.t. elements of 2nd group?
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a
These are called alkaline earth metals
b
They have ns2 outer electronic configuration.
c
They easily form cation with +2 charge.
d
All of these elements easily gain one electron in np outermost subshell.
answer is D.
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Detailed Solution
Alkaline earth metals do not gain electron at all.
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