Elements in Group 17 (1)

Element in Group 17 (1)

Chlorine (Cl)

The most reactive metals amongst chlorine, bromine and iodine

Chlorine

Physical state of chlorine at room temperature

Gas

Physical state of bromine at room temperature

Liquid

Chlorine + Water =

Hydrochloric acid

The element above bromine in the Periodic Table of Elements

Chlorine

Use of iodine

As a disinfectant

Colour of chlorine gas

Greenish yellow

Reaction: ferum and bromine water

Product: iron(III) bromide

Other name for elements in Group 17

Halogen