1.

The element with configuration \[1{{s}^{2}},\,2{{s}^{2}}{{p}^{6}},\,3{{s}^{2}}\] would be [CPMT 1986; MP PMT 1993]

A. A metal
B. A non-metal
C. An inert gas
D. A metalloid
Answer» B. A non-metal


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