Question

What is the common feature of the electronic configuration of the elements at the end of the period 2 and 3?​

Answer 1

Answer:

Explanation:

The element at the end of period 2 and Period 3 have 8 electrons in its outermost shell.

Answer 2

Answer:

Here is your Answer Mate:

Explanation:

The last elements of these periods have fully filled electronic configurations.

The element at the end of period 2 and Period 3 have 8 electrons in its outermost shell.

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