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Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS

IIT JEE : Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS :: part1 : 21 to 25

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

21.12 g of Mg (at. Mass 24) react with dilute mineral acid to produce maximum hydrogen equal to

0.5 mol

1.5 mol

1.5 g

1 g-atom.

22.The conversion of oxygen to ozone occurs to the extent of 15% only. The mass of ozone that can be prepared from 67.2 L of oxygen at N.T.P. will be

14.4 g

96 g

640 g

64 g.

23.Which of the following illustrates the law of conservation of mass?

Mixing of 10 g of sulphur and 2 g of sand does not show a change in mass

The mass of platinum wire before and after heating remains constant

2.2 g of propane and 8 g of oxygen produces 10.2 g of gaseous mixture

2.8 g of CO and 1.6 g of oxygen gave only 2.24 L of CO2 at S.T.P.

24.142 g of chlorine represents

Two g-molecules of chlorine

4 moles of chlorine atoms

Two moles of Cl atoms

Both a, b.

25.The mass of 60% HCl required for the neutralization of 10 L of 0.1 M KOH is

60.8 g

21.9 g

100 g

219 g.

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

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

Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS

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