1.

Classify the following substances into elements, compounds and mixtures : (i) Milk (ii) 22-carat gold (iii) Iodized table salt (iv) Diamond (v) Smoke (vi) Steel (vii) Dry ice (ix) Mercury (x) Air (xi) Aerated drinks (xii) Glucose (xiiii) Petrol/Diesel/Kerosene oil (xiv) Steam (xv) Cloud.

Answer»

Solution :ELEMENTS - (iv),(IX), Compounds - (VIII), (xii), (xiv), (xv)
Mixture - (i), (ii), (iii), (V), (VI), (vii), (x), (xi), (xiii).


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