IIT JEE : Atoms Molecules And Chemical Arithmetic QUESTIONS AND ANSWERS :: part1 : 26 to 30
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
26.Two flasks of equal capacity contain argon and chlorine gases respectively at room temperature. What is true about them? |
Both contain same number of atoms |
Cl atoms are half of the Ar atoms |
Cl atoms are double the number of Ar atoms |
Chlorine molecules are double the number of argon molecules. |
27.On dividing 0.86 by 16.564, the actual answer is 0.0519198. The correctly reported answer will be |
0.05 |
0.051 |
0.0519 |
0.05191. |
28.Which one of the following solution of sulphuric acid will exactly neutralize 25 ml of 0.2 M NaOH solution? |
12.5 ml of 0.1 M solution |
25 ml of 0.2 M solution |
25 ml of 0.1 M solution |
50 ml of 0.2 M solution. |
29.A certain gaseous mixture contains methane and sulphur dioxide in ratio of 1: 8 by mass. The ration of the number of molecules is |
1: 8 |
1:2 |
1:1 |
2:1 |
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