Question

explain pure substance​

Answer 1

Answer:

pure substance means a group of compounds without any other ionic particles

Answer 2

Answer:

• A pure substance is one which is made up of only one kind of particles.
• These particles may be atoms or molecules.
• For example: Sulphur is made up of only one kind of particles called sulphur atoms and therefore sulphur is a pure substance.
• In fact, all the elements and compounds are pure substances because they contain only one kind of particles.
• A pure substance is homogeneous throughout its mass.
• A pure substance cannot be separated into other kinds of matter by any physical process.

• A pure substance has a fixed composition as well as a fixed melting point and boiling point.