Question

Give three points each to show that:
(a) Air is a mixture​

Answer 1

Answer:

(i) Air can be separated into its constituents like oxygen, nitrogen etc. by the physical process of fractional distillation. (ii) Air shows the properties of all the gases present in it. (iii) Air has a variable composition.

Answer 2

Answer:

Air is a mixture because:

Air is a mixture because:Its constituents can be separated example: oxygen, nitrogen etc. by physical process.

Air is a mixture because:Its constituents can be separated example: oxygen, nitrogen etc. by physical process.It does not have a fixed boiling point.

Air is a mixture because:Its constituents can be separated example: oxygen, nitrogen etc. by physical process.It does not have a fixed boiling point.Air shows properties same as the constituent gases present in it.