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Why do we write the electronic configuration of Cr as 1s2 2s2 ,2p6,3s2,3p6,4s1,3d5?
Most Upvoted Answer
Why do we write the electronic configuration of Cr as 1s2 2s2 ,2p6,3s2...
The reason is lanthanoid contraction so the electron enter into 4s only one so Cr is most reducing agent.....
Community Answer
Why do we write the electronic configuration of Cr as 1s2 2s2 ,2p6,3s2...
Because Stability order is.. Full filled orbital > half filled orbital > partially filled orbital so 3d needs 5 electrons to become half filled which is more stable similarly Cu has 4s1 and 3d10
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Why do we write the electronic configuration of Cr as 1s2 2s2 ,2p6,3s2,3p6,4s1,3d5?
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