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What is the n...

Question

What is the number of electrons in the L shell of sodium atom?

A

2

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B

1

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C

4

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D

8

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Solution

The correct option is D 8
Electronic configuration of Sodium (Na): 2,8,1
The shells in increasing order of their distance from the nucleus are K , L, M, N…
For Na-atom,
Number of electrons in each shell:
K = 2
L = 8
M = 1
Thus, L shell of a Na atom contains 8 electrons.

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