XI Chemistry Mcqs
Three States of Matter (Gases, Liquids, Solids) – Chapter # 02 – Test 05
- Question 1 of 101. SI unit of pressure is:
Right Answer! Good
Wrong Answer Correct Answer is : Pascal
- Question 2 of 102. Molecular masses of O2 and of H2 are 32 and 2 respectively; hence their rates of diffusion will be as follows:
Right Answer! Good
Wrong Answer Correct Answer is : H2 will diffuse four times faster than O2
- Question 3 of 103. The escape of a gas molecule through a pinhole is called:
Right Answer! Good
Wrong Answer Correct Answer is : Effusion
- Question 4 of 104. Graham's law refers to:
Right Answer! Good
Wrong Answer Correct Answer is : Gaseous diffusion
- Question 5 of 105. Absolute Viscosity is difficult to measure because it depend on:
Right Answer! Good
Wrong Answer Correct Answer is : All the above factors
- Question 6 of 106. The temperature of 273 K corresponds to:
Right Answer! Good
Wrong Answer Correct Answer is : 0°C
- Question 7 of 107. Non-wetting liquid forms:
Right Answer! Good
Wrong Answer Correct Answer is : Convex meniscus
- Question 8 of 108. The device used to measure Viscosity is called:
Right Answer! Good
Wrong Answer Correct Answer is : Ostwald's Viscometer
- Question 9 of 109. Falling drop of water is spherical due to:
Right Answer! Good
Wrong Answer Correct Answer is : Surface tension
- Question 10 of 1010. The force of attraction between hydrogen atom of one molecule and an electronegative atom of another molecule containing one pair of electron is called:
Right Answer! Good
Wrong Answer Correct Answer is : Hydrogen Bond