XI Chemistry Mcqs
Fundamental Concepts of Chemistry – Chapter # 01 – Test 04
- Question 1 of 101. A pure chemical compound always contains the same elements combined in the same ratio by weight is called:
Right Answer! Good
Wrong Answer Correct Answer is : Law of definite proportions
- Question 2 of 102. What is the mass of 1.5 moles of oxygen molecule:
Right Answer! Good
Wrong Answer Correct Answer is : 24g
- Question 3 of 103. PCI5 _____________ PCI3 + Cl2 is a:
Right Answer! Good
Wrong Answer Correct Answer is : Reversible
- Question 4 of 104. Which is the unit of pressure:
Right Answer! Good
Wrong Answer Correct Answer is : Pascal
- Question 5 of 105. The force which the earth equity exerts upon the object is called:
Right Answer! Good
Wrong Answer Correct Answer is : Weight
- Question 6 of 106. What are the number of atoms in 22.4dm3 of chlorine gas at S.T.P:
Right Answer! Good
Wrong Answer Correct Answer is : 1.2 x 1024
- Question 7 of 107. The S.I unit of temperature is:
Right Answer! Good
Wrong Answer Correct Answer is : Kelvin
- Question 8 of 108. Any charged particle is called:
Right Answer! Good
Wrong Answer Correct Answer is : Ion
- Question 9 of 109. 760.0 have ___________ significant figures:
Right Answer! Good
Wrong Answer Correct Answer is : 3
- Question 10 of 1010. Which is not a unit of pressure:
Right Answer! Good
Wrong Answer Correct Answer is : Mol