Question

CL 17 is metal or non metal give reason

Answer 1

The group 17 elements include fluorine(F), chlorine(Cl), bromine(Br), iodine(I) and astatine(At) from the top to the bottom. They are called “halogens” because they givesalts when they react withmetals.

Answer 2

Chlorine is a non metal

This because the elements having 5,6,7 electrons in their valence she'll are non metals and here chlorine(2,8,7) have 7 electrons in its outermost shell