Chemistry MCQs for Class 11 Chapter 1 Some Basic Concepts of Chemistry
Q.1. Which one of the following sets of compounds correctly illustrate the law of reciprocal proportions?(a) P2O3, PH3, H2O (b) P2O5, PH3, H2O(c) N2O5, NH3, H2O (d) N2O, NH3, H2O Answer (a) In law of reciprocal proportions, the two elements combining with the third element, must combine with each other in the same ratio or … Read more
