Question

What are pure substances? Write any three characteristics of pure substances.

Answer 1

Pure substances -

• Pure substances are those substances that are made up of only one kind of particle (atoms or molecules).
• Pure substances are either an element or a compound.
• For example - Gold, Silver, Water, Carbon dioxide, etc.

Characteristics of pure substances are as follows -

• The pure substances are always made up of only one kind of atom or molecule.
• Their composition is homogeneous throughout its mass.
• The constituents of pure substances cannot be separated by any physical means.