Question

1. name the chemical family to which each of the following elements belong to. a)chlorine b)magnesium c)potassium d)helium

Explanation:

Chlorine is a halogen as it is in group 17 of the periodic table. Magnesium is an alkaline - earth metal in group 2. Potassium is an alkali metal in group 1. Helium is a noble gas in group 18.

Answer:

a. Halogen
b. Alkaline - earth metal
c. Alkali metal
d. Noble gas