1.

Arrange the following substance in the ascending order of the number of constituent element(s) present in them. (a) Sodium bicarbonate, (b) Calcium carbonate ( c) Water, (d) Copper

Answer»

d,C,b,a
c,b,a,d
b,a,d,c
a,b,c,d

Solution :d,c,b,a
(i) Copper
(ii) WATER
(iii) Calcium CARBONATE
(iv) Sodium bicarbonate


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