Class 12 Chemistry Chapter 2 Solutions MCQ In English with Answers
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Class 12 Chemistry Chapter 2 Solutions MCQ In English with Answers
Q1. The amount of anhydrons Na2CO3 Present In 250mL of 0.25M Solution is
- (A) 6.25 g
- (B) 66.25 g
- (C) 6.0 g
- (D) 6.25 g
Show Answer
(D) 6.25 g
Q2. Dilute one liter 1 molar H2SO4 solution by 5 liters water, The normality of that
- (A) 0.2 N
- (B) 5 N
- (C) 10 N
- (D) 0.33 N
Show Answer
(D) 0.33 N
Q3. If 5.85 gms of Nacl are dissolved in 90 gms of water, The mole fraction of Nacl is
- (A) 0.1
- (B) 0.2
- (C) 0.3
- (D) 0.0196
Show Answer
(D) 0.0196
Q4. 9.8 of H2SO4 Is present in 2 litres of a solutions. the molarity of the solution is
- (A) 0.1 M
- (B) 0.05 M
- (C) 0.2 M
- (D) 0.01 M
Show Answer
(B) 0.05 M
Q5. What will be the molarity of a solution containing 5g sodium hydroxide in 250 mL Solution.
- (A) 0.5
- (B) 1.0
- (C) 2.0
- (D) 0.1
Show Answer
(A) 0.5
Q6. The molarity of pure water is
- (A) 55.6
- (B) 5.56
- (C) 100
- (D) 18
Show Answer
(A) 55.6
Q7. what is the mole fraction of the solute in a 1.00 M aqueous solution
- (A) 0.177
- (B) 1.770
- (C) 0.0354
- (D) 0.0177
Show Answer
(D) 0.0177
Q8. The atmospheric pollution is generally measured in the units of
- (A) mass percentage
- (B) volume percentage
- (C) volume fraction
- (D) ppm
Show Answer
(D) ppm
Q9. which of the following concentraction factor is affected by change in temperature
- (A) molarity
- (B) malality
- (C) male fraction
- (D) weight fraction
Show Answer
(A) molarity
Q10. The molarity of 90% H2SO4 solution is (density-1.8 gm/mL)
- (A) 1.8
- (B) 48.4
- (C) 91.83
- (D) 94.6
Show Answer
(C) 91.83
Class 12 chemistry chapter 2 solutions mcq with answers pdf
Q11. The equivalent weight of potassium permanganate[KMnO4] in Natural medium will be
- (A) molecular weight
- (B) molecular weight/2
- (C) molecular weight/3
- (D) molecular weight/5
Show Answer
(C) molecular weight/3
Q12. which of the following is a colligative property
- (A) osmotic pressure
- (B) boiling point
- (C) vapour pressure
- (D) freezing point
Show Answer
(A) osmotic pressure
Q13. the colligative properties of a solution depend on
- (A) nature solute particles present in it
- (B) nature of solvent used
- (C) number of mole of solute particles present in it
- (D) number of moles of solvent only
Show Answer
(C) number of mole of solute particles present in it
Q14. which is not a colligative property
- (A) Refrative index
- (B) lowering of vapour pressure
- (C) depression of freezing point
- (D) Elevation of boiling point
Show Answer
(A) Refrative index
Q15. which colligative property is more useful to determine the molecular weight of the substances like proteins and polymers
- (A) lowering of vapour pressure
- (B) Elevation in boiling point
- (C) depression of freezing point
- (D) osmotic pressure
Show Answer
(D) osmotic pressure
Class 12 Chemistry Solutions MCQ PDF in English
Q16. vapour pressure of a solution is
- (A) directly proportional to the mole fraction of the solvent
- (B) Inversely proportional to the mole fraction of the Solute
- (C) Inversely proportional to the mole fraction of the solvent
- (D) directly proportional to the mole fraction of the Solute
Show Answer
(A) directly proportional to the mole fraction of the solvent
Q17. Raoult's Law is related to
- (A) boiling Point
- (B) freezing point
- (C) osmotic pressure
- (D) vapour pressure
Show Answer
(D) vapour pressure
Q18. lowering Of vapour pressure is highest for
- (A) Urea
- (B) 0.1M glucose
- (C) 0.1M MgSO4
- (D) 0.1M BaCl2
Show Answer
(D) 0.1M BaCl2
Q19. Which has maximum vapour pressure
- (A) HI
- (B) HBr
- (C) HCL
- (D) Hf
Show Answer
(C) HCL
Q20. Liquids A and B Forman an ideal solution
- (A) The enthalpy of mixing is zero
- (B) the entropy of mixing is zero
- (C) The free energy of mixing is zero
- (D) None
Show Answer
(A) The enthalpy of mixing is zero
Q21. The solution which shows negative or positive deviation by Raoult's Law, is
- (A) Ideal solution
- (B) real solution
- (C) Non-ideal solution
- (D) Colloidal solution
Show Answer
(C) Non-ideal solution
Q22. which of the following does not shows positive deviation from Raoult's law
- (A) Benzene chloroform
- (B) Benzene acetone
- (C) Benzene ethanol
- (D) Benzene carbon tetrachloride
Show Answer
(A) Benzene chloroform
Q23. a liquid mixture boils without changing consitituent is called
- (A) stable structue complex
- (B) binary liquid mixture
- (C) zeotropic liquid mixture
- (D) Azeotropic liquid mixture
Show Answer
(D) Azeotropic liquid mixture
Q24. Azeotropic mixture are
- (A) constant temperature boiling mixtures
- (B) those which boils at different temperature
- (C) mixture of two solids
- (D) none
Show Answer
(A) constant temperature boiling mixtures
Q25. diffusion of solvent through a semipermeable membrane is called
- (A) diffusion
- (B) Osmosis
- (C) active absorption
- (D) plasmolysis
Show Answer
(B) Osmosis
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Class 12 Chemistry Chapter 2 MCQ with Answers
| Pattern Based | Bihar Board, Patna |
| Class | 12th or Inter |
| Article Name | Class 12 Chemistry Chapter 2 Solutions MCQ In English with Answers |
| Category | Class 12 Chemistry Chapter Wise Objective Question |
| Subject | Class 12 Chemistry |
| Class 12th English Summary | BSEB Class 12th English Summary |
| Type Of Question | Objective Question || 01 Marks |
| Script | Hindi And English Medium |
| Published On | Bihari Academy |
