KS3 Halogens

The halogens fluorine, chlorine, bromine and iodine are all non-metals. True or false?

• True

• False

The halogens fluorine, chlorine, bromine and iodine all react with group 1 metals.

• True

• False

Only bromine is a liquid at room temperature. True or false?

• True

• False

Chlorine and iodine are both gases at room temperature. True or false?

• True

• False

Iodine and bromine are both purple-ish in colour. True or false?

• True

• False

Chlorine and fluorine are both green-ish in colour. True or false?

• True

• False

Fluorine is the most reactive halogen. True or false?

• True

• False

The halogens fluorine, chlorine, bromine and iodine all have uses in disinfection/cleaning. True or false?

• True

• False

Fluorine, chlorine and bromine are all toxic when inhaled as a gas. True or false?

• True

• False

Reactivity of the halogens decreases down the group. True or false?

• True

• False