Match the column I with column II and mark the appropriate choice.
Column I (Atom) | Column II (No. of unpaired electrons) | ||
(A) | (i) | 6 unpaired electrons | |
(B) | (ii) | 2 unpaired electrons | |
(C) | (iii) | 3 unpaired electrons | |
(D) | (iv) | 4 unpaired electrons |
(ii), 
(i), 
(iii), 
(iv),
(i), 
(iii), 
(i), 
(ii),
(iii), 
(ii), 
(iv), 
(i),
(iv) 
(iv) 
(ii) 
(iii)
Text Solution
Verified by ExpertsC
A. 
Valence shell configuration is: 
Number of unpaired electron 
in 3 p -orbital=(iii)
B. 
Valence shell configuration is: 
Number of unpaired electron 
in 4 s and 3 d -orbital=(i)
C. 
Valence shell configuration is: 
Number of unpaired electron=4 in 3 d -orbital=(iv)
D. 
Valence shell configuration is: 
Number of unpaired electron=2 in 3p-orbital=(ii)
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