Question

Is potassium an alkaline earth metal?

Answer 1

Explanation:

1. Alkaline earth metal: The elements of 2^nd group of the periodic table is called alkaline earth metal.
2. Alkaline earth metal can donate two electrons and form a +2 charged cation.
3. Potassium is in the 1^st group of the periodic table.
4. The first group of elements is called alkali metal.

Hence, Potassium is not an alkaline earth metal.