Question

“Second Period have only 8 electrons”. Is it correct? Why?​

Answer 1

Explanation:

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Answer 2

Explanation:

2nd period has only 8 electrons because -

As we move in a period from left to right , one electron gets added in the outermost shell of the atom.

In 2nd period outermost shell will be the 2nd shell.

And, 2nd shell can have a maximum of 8 electrons in it, because it contains s and p subshell only.