A) First gp
B) Third gp
C) Fifth gp
D) Seventh gp
Correct Answer: C
Solution :
\[33\,:\,\,1{{s}^{2}},\,\,2{{s}^{2}},\,\,2{{p}^{6}},\,\,3{{s}^{2}},\,3{{p}^{6}},\,4{{s}^{2}},\,3{{d}^{10}},\,4{{p}^{3}}\] In its valence shell \[5{{e}^{-}}\]are present so it is fifth group element.
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