Question

1. Among the following pairs of compounds, the one that illustrates the law of multiple proportions is
Options:
(a) NH3; and HNO3,
(b) NO and NO2
(c) FeO and Fes
(d) CS2, and FeSO4​

Answer 1

Answer - the second option illustrates the law of multiple proportion.

Explanation - because in NO there is 1 atom of nitrogen and 1 atom of oxygen but in NO2 there is 1 atom of nitrogen and 2 atoms of oxygen and this laws states that the no. of atoms in two different compounds should be different.

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