GradeGen

The form of a substance: solid, liquid or gas, at a stated temperature.

Colour, physical state, melting point and boiling point are all physical properties.

Give both the colour and the physical state when describing a halogen at room temperature.

The form of a substance: solid, liquid or gas, at a stated temperature.

Colour, physical state, melting point and boiling point are all physical properties.

Give both the colour and the physical state when describing a halogen at room temperature.

Physical state