XI Chemistry Mcqs
Three States of Matter (Gases, Liquids, Solids) – Chapter # 02 – Test 02
- Question 1 of 101. The state of matter in which particles occupy fixed position and can just vibrate above their mean position is called:
Right Answer! Good
Wrong Answer Correct Answer is : Solid state
- Question 2 of 102. The temperature at which two crystalline forms co-exist is called:
Right Answer! Good
Wrong Answer Correct Answer is : Transition temperature
- Question 3 of 103. Gases deviate from ideal behavior at:
Right Answer! Good
Wrong Answer Correct Answer is : Low temperature and high pressure
- Question 4 of 104. The crystals in which molecules are held together through Vander Wheal forces are called:
Right Answer! Good
Wrong Answer Correct Answer is : Molecular crystals
- Question 5 of 105. Equal volume of all gases under similar conditions of temperature and pressure contain equal number of molecules. This statement refers to:
Right Answer! Good
Wrong Answer Correct Answer is : Avogadro's law
- Question 6 of 106. The total pressure of a mixture of gases is the sum of the partial pressures of each gas component in the mixture. This is the statement of:
Right Answer! Good
Wrong Answer Correct Answer is : Dalton’s law
- Question 7 of 107. The rates of diffusion of gases are inversely proportional to square root of their densities. This statement refers to:
Right Answer! Good
Wrong Answer Correct Answer is : Graham's law
- Question 8 of 108. The constant temperature at which the solid and liquid phases of a substance are in equilibrium is called:
Right Answer! Good
Wrong Answer Correct Answer is : Both A & B
- Question 9 of 109. Volume occupied by one mole of at STP is called.
Right Answer! Good
Wrong Answer Correct Answer is : Molar volume
- Question 10 of 1010. r1/r2 =√(M2/M1 ) is mathematical representation of:
Right Answer! Good
Wrong Answer Correct Answer is : Graham's law