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प्रश्न
In lanthanoid the last electron enters (n - 2)f subshell where n is equal to ______.
पर्याय
4
5
6
7
MCQ
रिकाम्या जागा भरा
उत्तर
In lanthanoid the last electron enters (n - 2)f subshell where n is equal to 6.
Explanation:
In lathanoids, electrons enter 4f - subshell
∴ n - 2 = 4 or n = 6
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