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Question
In lanthanoid the last electron enters (n - 2)f subshell where n is equal to ______.
Options
4
5
6
7
MCQ
Fill in the Blanks
Solution
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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