Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS

IIT JEE : Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS :: part2 : 6 to 10

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

6.The number of moles of sodium oxide present in 620 g of it are

1 mol

10 mol

18 mol

100 mol.

7.On rendering anhydrous, the sample of hexahydrate calcium (II) chloride loses

39.4% of its mass

49.3% of its mass

46.5% of its mass

43.9% of its mass.

8.The molarity of the solution containing 2.8% mass-volume solution of KOH is

M/10

M/2

M/5

1 M.

9.The number of atoms is largest in

71 g of chlorine

48 g of magnesium

127 g of iodine

4 g of hydrogen.

10.Which of following acid can show optical isomerism?

2, 2-Dimathylpropanoic acid

2-Methylpropanoic acid

2-Methylbutanoic acid

Ethanoic acid.

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

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