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Find out number of unpaired electrons in d-subshell for [Co(H2O)6]^3+.

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+1 vote
8.3k views
in Chemistry by (51.0k points)

Find out number of unpaired electrons in d-subshell for [Co(H2O)6]3+. 

(1) 3 

(2) 4 

(3) 0 

(4) 2

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1 Answer

+1 vote
by (38.5k points)

Correct option is (3) 0 

Co3+ : 3d64s0

Co3+ in excited state will undergo pairing with H2O.

in excited state will undergo pairing with H2O

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