Stoichiometry Multiple Choice Questions and Answers Pdf - 1
Question: 1
With rise in pressure, the solubility of gases in solvent, at a fixed temperature
(A) decreases
(B) increases
(C) remains unchanged
(D) decreases linearly
Ans: B
increases
Question: 2
The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal _____ in the two phases.
(A) total energy
(B) kinetic energy
(C) intermolecular forces
(D) potential energy
Ans: B
kinetic energy
Question: 3
The percentage ratio of the partial pressure of the vapor to the vapor pressure of the liquid at the existing temperature is
(A) called percentage saturation
(B) not a function of the nature of vapor
(C) termed as relative saturation
(D) not a function of the composition of gas mixture
Ans: C
termed as relative saturation
Question: 4
Gases diffuse faster compared to liquids because of the reason that the liquid molecules
(A) are heavier
(B) are held together by stronger intermolecular forces
(C) move faster
(D) have no definite shape
Ans: B
are held together by stronger intermolecular forces
Question: 5
1 bar is almost equal to _____ atmosphere.
(A) 1
(B) 10
(C) 100
(D) 1000
Ans: A
1
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