Element with electronic configuration Is , \[2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{10}}4{{s}^{2}}4{{p}^{6}}4{{d}^{10}},5{{s}^{2}}4{{p}^{3}}\] belongs to the following group of the periodic table:
A) 2nd
B) 3rd
C) 5th
D) 7th
Correct Answer:
C
Solution :
Sol. The element is antimony \[(Z=51)\] It is present in V A group.