In the transition elements the incoming electron occupies [n-1] d sublevel in preference to __________.

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[n-1]d

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[n+1]s

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Solution

The correct option is C np
The general configuration of d-block elements is $(n - 1) d^{1 - 10} n s^{1 - 2}$ .

According to Aufbau's principle incoming electron occupies [n-1]d sublevel in preference to np.

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Similar questions

(n - 1) d

^{1 - 10}

^{1 - 2}

(n - 1) d^{1 - 10} n s^{1 - 2}

(n - 1) d^{1 - 10} n s^{1 - 2}

d -

H e^{+}

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