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Four elements have the following radii :...

Four elements have the following radii : 117pm, 122pm, 129pm and 134pm. The elements are V, Cr, Nb and Mo. Which one has the radius of 117 pm ?

A

V

B

Cr

C

Nb

D

Mo

Text Solution

Verified by Experts

The correct Answer is:
B
Check the positions of the given elements from periodic table and use the rules of size i.e. as we go across the periodic table size decreases and as we go down the periodic table size increases.
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