IIT JEE Questions And Answers :: Atoms Molecules And Chemical Arithmetic: part1



IIT JEE : Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

1.If atomic mass of oxygen were taken as 100, the molecular mass of water would be Approximately
6.25
112.5
102
106.25.

2.Among the pairs of compounds given below which pair contains compounds with different percentage of carbon?
propene and propane
butane and isobutene
acetylene and benzene
propene, cyclopropane.

3.The balancing of chemical equation is based upon
Law of combining volumes
Law of multiple proportions
Law of conservation of mass
Law of definite proportion.

4.If specific heat of certain element is 0.064. Its approximate atomic mass is
100
10
20
200

5.The compound AB contains elements A and B in the ratio of 1:35.5 by mass. The mass of B that will be required to react with 2 g of A is
7.1 g
3.55 g
71 g
35.5 g.

More Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS available in next pages

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