Question

7 essay 5 points what period is this element in on the periodic table? edit view insert format tools table 12pt paragraph b i u a t

Explanation:

Step1: Count the electron shells

In the periodic table, the period number of an element is equal to the number of electron shells it has.

Step2: Determine the number of shells

Looking at the Bohr - model diagram, we can count the number of concentric circles (electron shells). There are 4 electron shells.

Answer:

The element is in Period 4.