MCQ on Stoichiometry - Set 06 - ObjectiveBooks

# Practice Test: Question Set - 06

1. Which of the following ideal gas laws are not applicable to mixture of gases?
(A) Amagat's law
(B) Dalton's law
(C) Boyle's law & Charle's Law
(D) None of these

2. Which of the following is followed by an ideal solution?
(A) Boyle's law
(B) Amagat's law
(C) Raoult's law
(D) Trouton's rule

3. Solutions having the same osmotic pressure are called _________ solutions.
(A) Dilute
(B) Ideal
(C) Isotonic
(D) Saturated

4. Heat of neutralization of HCl and NaOH is - 57.46 kJ/Kg mole. The heat of ionization of water will be ________ kJ/Kg mole.
(A) 57.46
(B) -57.46
(C) 114.92
(D) -28.73

5. The molecular velocity of a real gas is proportional to (where, T = absolute temperature of the gas).
(A) √T
(B) T
(C) T2
(D) 1/√T

6. Heat of neutralization of a strong acid and strong base is always a constant value, i.e., 57 KJ/Kg mole. This is because
(A) The strong base and strong acid reacts completely
(B) The salt formed does not hydrolyse
(C) Only OH- and H+ ions react in every case
(D) The strong base and strong acid reacts in aqueous solution

7. Which of the following gases is the most soluble in water?
(A) NH3
(B) CO2
(C) H2S
(D) CH4

8. Raoult's law is not applicable to the
(A) Solutes which dissociate or associate in the particular solution
(B) Concentrated solutions
(C) Both (b) & (c)
(D) Solutions containing non-volatile solute

9. A reduction process is accompanied with increase in the
(A) Number of electrons
(B) Oxidation number
(C) Both (a) & (b)
(D) Neither (a) nor (b)

10. pH value of H2SO4 (5% concentration) is
(A) 5
(B) 7
(C) > 7
(D) < 7

11. The unit of dynamic viscosity is
(A) Stoke
(B) Poise
(C) gm/cm sec
(D) Both (b) & (c)

12. Kinetic theory of gases stipulates that, the
(A) Energy is lost during molecular collisions
(B) Molecules possess appreciable volume
(C) Absolute temperature is a measure of the kinetic energy of molecules
(D) None of these

13. Unit of power is
(A) Joule
(B) Watt
(C) Joule/Second
(D) Both (b) & (c)

14. The OH- concentration in a solution having pH value 3 is
(A) 10-3
(B) 10-10
(C) 10-11
(D) 10-13

15. 1 kg/m2 is equal to ________ mm water column.
(A) 1
(B) 10
(C) 100
(D) 1000

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