List the points of differences between homogeneous and heterogenous mixtures.

Explanation

`{:(,"Homogeneous mixture","Heterogeneous mixture"),(1.,"The constituents present are uniformaly mixed and have no boundaries of separation.","The constituents may not be uniformly mixed and have clear boundaries of separation."),(2.,"The constituents cannot be easily seen.","The constituents can be easily seen."),(3.,"The constituents cannot be easily separated. Special methods are needed for the purpose.","The constituents can be easily separated"),(,"Example. Air is an example of homogeneous mixture.","Example. Mixture of iron filings and powdered sulphur is an example of heterogeneous mixture."):}`