Q.
The electronic configurations of four elements are given below. Arrange these elements in the correct order of their atomic radii(i) 2s22p5 (ii) 3s23p4(iii) 3s23p5 (iv) 2s22p4
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a
i < ii < iii < iv
b
iii < iv < iii < i
c
i < iv < iii < ii
d
ii < iii < i < iv
answer is C.
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Detailed Solution
Atomic radius increases in a group and decreases across a period
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