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Q.

The number of electrons with m = 0 in an atom with atomic number 33 is 5x. Then the value of x is __.

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answer is 3.

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Detailed Solution

Configuration (Z = 33) = 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3
Each subshell has one orbital with m = 0
∴ No.of electrons = 2 × 7 + 1 = 15

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