Pure substances

Pure substances can only be found in nature.

• True

• False

Gold has general properties such us its colour and shine.

• True

• False

Pure substances are found in the three states of matter.

• True

• False

Pure substances can boil and evaporate at a given temperature.

• True

• False

Water can only be found in nature as a colourless, tasteless and odourless liquid.

• Trues

• False

Pure substances can have physical changes from one state to another.

• True

• False

This pure substance can be found in nature as a liquid with no colour, taste or smell.

• Pure water

• Gold

• Nitrogen

This element is found as a gas in the Earth’s atmosphere.

• Pure water

• Gold

• Nitrogen

This pure element is solid at room temperature and is shiny, metallic and yellow.

• Nitrogen

• Pure water

• Gold

This gaseous element has no colour, smell or taste.

• Pure water

• Gold

• Nitrogen