Question

The period with electron in the shells K l and M

Answer 1

Answer:

The k shell contains 2 electrons.

L shell contains 8 electrons.

M shell contains 18 electrons.

N shell contains 32 electrons.

Number of electrons in a shell is equals to 2n^2.

For example,

If we take n as 1,

2(1) ^2

2(1)

2

Therefore, the K shell contains 2 electrons.

Explanation:

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Answer 2

Answer:

The period with electrons in the shells K, L and M is Third period.