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Select the correct subshell electronic c...

Select the correct subshell electronic configuration of `"24Cr` from the following: `1s^2 2s^2 2p^6 3s^2 3p^6 3d^4 4s^2`, ``1s^2 2s^2 2p^6 3s^2 3p^6 3d^5 4s^1`: Write the reason for selecting this configuration.

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BODY BOOKS PUBLICATION-CHEMICAL REACTIONS OF ORGANIC COMPOUNDS -EXERCISE
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