Question

Properties of pure substance?

Answer 1

Properties of Pure Substance

• A pure substance is a material with homogeneous and invariable composition.
• Pure substances can have multiple phases, an ice water mixture is still a pure substance but an air-steam is not a pure substance.

Pure Substance:

• A substance that has a fixed chemical composition throughout is called a pure substance i.e., water, nitrogen, helium, and CO₂.
• Substances which are mixture of various elements or compounds also qualifies as pure substances as long as mixture is homogeneous.