How many unpaired electrons are there in the weak-field complex ion,[Co(SCN)₄]²^-?

Name: How many unpaired electrons are there in the weak-field complex ion,[Co(SCN) 4 ] 2 - ?
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Question

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In the complex ion [Co(SCN)_4]^2-, cobalt is in the +2 oxidation state, which means it has a d^7 electron configuration. In a weak-field ligand environment like SCN^-, the electrons will not pair up, resulting in three unpaired electrons.

How Many Unpaired Electrons Are There in the Weak-Field Complex