How the no of Cr3+ have 3 unpaired electron
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Answer:
Cr = 3d^5 4s^1
Explanation:
as there are 6 electron and +3 charge so only 3 electron left and it is unpair..
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Answered by
0
Answer:
the electronic configuration of cr is [Ar] 4s1 3d5
Explanation:
in cr +3 1 electron will lose from 4s and two electrons from 3d so it has remaining 3 unpaired electrons in 3d subshell
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