The electronic configuration of an element is 1s22s2,2p6,3s2,3p6,3d10,4s2,4p6,4d10,5s2,5p3. From which group of the periodic table it belongs
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a
2nd
b
5th
c
3rd
d
7th
answer is B.
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Detailed Solution
The given configuration shows valence shell configuration as 5s2,5p3It has five electrons in the valence shell.→ It belongs to group VA (or 15) of periodic table.