Question

What are three halogens and describe a property that they all share?

Answer 1

Solid- Iodine, Astatine.

Liquid- Bromine.

Gas- Fluorine, Chlorine.

Answer 2

They are chlorine, bromine, iodine.

1. All are non metals

2. They react with water to form acid.

3. They have valency 1

4. They react with metal to form salt.