CUET Chemistry Previous Year Paper 2025 (with Solutions)

 Page 1


Previous Years' Paper 
Common University Entrance Test for UG Programmes 
CUET-UG - Chemistry 
Entrance Exam, 2025 
 
 
Q1. The value of van't Hoff factor, i, for CH 3COOH solution in water will be 
1. Between 1 and 2 
2. Less than 1 
3. 2 
4. 1 
Q2. The following solutions were prepared by dissolving 1 g of solute in 1 L 
of the solution. Arrange the following solutions in decreasing order of their 
molarity 
(A) Glucose (molar mass = 180 g mol-¹) 
(B) NaOH (molar mass = 40 g mol-¹) 
(C) NaCI (molar mass = 58.5 g mol-¹) 
(D) KCI (molar mass = 74.5 g mol¹) 
Choose the correct answer from the options given below: 
1. (A), (D), (C), (B) 
2. (A), (B), (D), (C) 
3. (B), (C), (D), (A) 
4. (D), (C), (A), (B) 
Q3. Match List-I with List-II 
List-I List-II 
Solutions Explanation 
(A) Saturated solution (I) Solution having two components. 
Page 2


Previous Years' Paper 
Common University Entrance Test for UG Programmes 
CUET-UG - Chemistry 
Entrance Exam, 2025 
 
 
Q1. The value of van't Hoff factor, i, for CH 3COOH solution in water will be 
1. Between 1 and 2 
2. Less than 1 
3. 2 
4. 1 
Q2. The following solutions were prepared by dissolving 1 g of solute in 1 L 
of the solution. Arrange the following solutions in decreasing order of their 
molarity 
(A) Glucose (molar mass = 180 g mol-¹) 
(B) NaOH (molar mass = 40 g mol-¹) 
(C) NaCI (molar mass = 58.5 g mol-¹) 
(D) KCI (molar mass = 74.5 g mol¹) 
Choose the correct answer from the options given below: 
1. (A), (D), (C), (B) 
2. (A), (B), (D), (C) 
3. (B), (C), (D), (A) 
4. (D), (C), (A), (B) 
Q3. Match List-I with List-II 
List-I List-II 
Solutions Explanation 
(A) Saturated solution (I) Solution having two components. 
(B) Isotonic solutions (II) A solution whose osmotic 
pressure is more than that of another. 
(C) Binary solution (III) A solution which contains the 
maximum amount of solute that can 
be dissolved in a given amount of 
solvent at a given temperature. 
(D) Hypertonic solution (IV) The solutions having same 
osmotic pressure at a given 
temperature. 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (III), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q4. Give the reason for low concentration of oxygen in the blood and tissues 
of people living at high altitude 
1. Both low temperature and high atmospheric pressure 
2. low temperature 
3. Low atmospheric pressure 
4. High atmospheric pressure 
Q5. Calculate the molality of KI if the density of 20% (mass/mass) aqueous 
solution of Kl is 1.202 g mL
-1
. 
(Molar mass of Kl is 166 g mol
-1
) 
1. 1.5 mol kg
-1
 
2. 1.2 mol kg
-1
 
3. 15 mol kg
-1
 
4. 0.12 mol kg
-1
 
Q6. The unit of E cell is 
1. V m 
Page 3


Previous Years' Paper 
Common University Entrance Test for UG Programmes 
CUET-UG - Chemistry 
Entrance Exam, 2025 
 
 
Q1. The value of van't Hoff factor, i, for CH 3COOH solution in water will be 
1. Between 1 and 2 
2. Less than 1 
3. 2 
4. 1 
Q2. The following solutions were prepared by dissolving 1 g of solute in 1 L 
of the solution. Arrange the following solutions in decreasing order of their 
molarity 
(A) Glucose (molar mass = 180 g mol-¹) 
(B) NaOH (molar mass = 40 g mol-¹) 
(C) NaCI (molar mass = 58.5 g mol-¹) 
(D) KCI (molar mass = 74.5 g mol¹) 
Choose the correct answer from the options given below: 
1. (A), (D), (C), (B) 
2. (A), (B), (D), (C) 
3. (B), (C), (D), (A) 
4. (D), (C), (A), (B) 
Q3. Match List-I with List-II 
List-I List-II 
Solutions Explanation 
(A) Saturated solution (I) Solution having two components. 
(B) Isotonic solutions (II) A solution whose osmotic 
pressure is more than that of another. 
(C) Binary solution (III) A solution which contains the 
maximum amount of solute that can 
be dissolved in a given amount of 
solvent at a given temperature. 
(D) Hypertonic solution (IV) The solutions having same 
osmotic pressure at a given 
temperature. 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (III), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q4. Give the reason for low concentration of oxygen in the blood and tissues 
of people living at high altitude 
1. Both low temperature and high atmospheric pressure 
2. low temperature 
3. Low atmospheric pressure 
4. High atmospheric pressure 
Q5. Calculate the molality of KI if the density of 20% (mass/mass) aqueous 
solution of Kl is 1.202 g mL
-1
. 
(Molar mass of Kl is 166 g mol
-1
) 
1. 1.5 mol kg
-1
 
2. 1.2 mol kg
-1
 
3. 15 mol kg
-1
 
4. 0.12 mol kg
-1
 
Q6. The unit of E cell is 
1. V m 
2. S cm
-1
 
3. V 
4. S cm
-2
 mol
-1
 
Q7. Match List-I with List-II 
List-I List-II 
Property Unit 
(A) Cell constant (I) cm?¹ 
(B) Molar conductance (II) ohm?¹ cm² mol?¹ 
(C) Specific conductance (III) ohm?¹ cm?¹ 
(D) Conductance (IV) ohm?¹ 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (II), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q8. The following statements describe various properties of a Mercury cell: 
(A) It converts energy of combustion into electrical energy 
(B) It is rechargeable 
(C) The cell reaction involved is ???? (???? ) + ?????? (?? ) ? ?????? (?? ) + ???? (?? ) 
(D) It is a low current device used in hearing aids 
Choose the correct answer from the options given below: 
1. (A), (B) and (D) only 
2. (A) and (C) only 
3. (A), (B), (C) and (D) 
4. (C) and (D) only 
Q9. Which cell is used in automobiles and inverters? 
Page 4


Previous Years' Paper 
Common University Entrance Test for UG Programmes 
CUET-UG - Chemistry 
Entrance Exam, 2025 
 
 
Q1. The value of van't Hoff factor, i, for CH 3COOH solution in water will be 
1. Between 1 and 2 
2. Less than 1 
3. 2 
4. 1 
Q2. The following solutions were prepared by dissolving 1 g of solute in 1 L 
of the solution. Arrange the following solutions in decreasing order of their 
molarity 
(A) Glucose (molar mass = 180 g mol-¹) 
(B) NaOH (molar mass = 40 g mol-¹) 
(C) NaCI (molar mass = 58.5 g mol-¹) 
(D) KCI (molar mass = 74.5 g mol¹) 
Choose the correct answer from the options given below: 
1. (A), (D), (C), (B) 
2. (A), (B), (D), (C) 
3. (B), (C), (D), (A) 
4. (D), (C), (A), (B) 
Q3. Match List-I with List-II 
List-I List-II 
Solutions Explanation 
(A) Saturated solution (I) Solution having two components. 
(B) Isotonic solutions (II) A solution whose osmotic 
pressure is more than that of another. 
(C) Binary solution (III) A solution which contains the 
maximum amount of solute that can 
be dissolved in a given amount of 
solvent at a given temperature. 
(D) Hypertonic solution (IV) The solutions having same 
osmotic pressure at a given 
temperature. 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (III), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q4. Give the reason for low concentration of oxygen in the blood and tissues 
of people living at high altitude 
1. Both low temperature and high atmospheric pressure 
2. low temperature 
3. Low atmospheric pressure 
4. High atmospheric pressure 
Q5. Calculate the molality of KI if the density of 20% (mass/mass) aqueous 
solution of Kl is 1.202 g mL
-1
. 
(Molar mass of Kl is 166 g mol
-1
) 
1. 1.5 mol kg
-1
 
2. 1.2 mol kg
-1
 
3. 15 mol kg
-1
 
4. 0.12 mol kg
-1
 
Q6. The unit of E cell is 
1. V m 
2. S cm
-1
 
3. V 
4. S cm
-2
 mol
-1
 
Q7. Match List-I with List-II 
List-I List-II 
Property Unit 
(A) Cell constant (I) cm?¹ 
(B) Molar conductance (II) ohm?¹ cm² mol?¹ 
(C) Specific conductance (III) ohm?¹ cm?¹ 
(D) Conductance (IV) ohm?¹ 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (II), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q8. The following statements describe various properties of a Mercury cell: 
(A) It converts energy of combustion into electrical energy 
(B) It is rechargeable 
(C) The cell reaction involved is ???? (???? ) + ?????? (?? ) ? ?????? (?? ) + ???? (?? ) 
(D) It is a low current device used in hearing aids 
Choose the correct answer from the options given below: 
1. (A), (B) and (D) only 
2. (A) and (C) only 
3. (A), (B), (C) and (D) 
4. (C) and (D) only 
Q9. Which cell is used in automobiles and inverters? 
1. Mercury cell 
2. Dry cell 
3. Lead storage cell 
4. Fuel cell 
Q10. A galvanic cell behaves as electrolytic cell when? 
1. Ecell = Eext 
2. Ecell = 0 
3. Eext > Ecell 
4. Ecell > Eext 
Q11. Which of the following does not represent a correct application of the 
coordination compound? 
1. cis-platin effectively inhibit the growth of tumours. 
2. chlorophyll help in photosynthesis 
3. desferrioxime B is used in treatment of lead poisoning 
4. cyanocobalamine, antipernicious anemia factor is a coordination 
compound of Co 
Q12. Arrange the following ions in increasing order of the number of 3d 
electrons: 
(A) Cr²? 
(B) Cu? 
(C) Ti³? 
(D) Mn? 
Choose the correct answer from the options given below: 
1. (B), (A), (C), (D) 
2. (C). (A). (D). (B) 
3. (C), (D), (A), (B) 
4. (D), (B), (C), (A) 
Page 5


Previous Years' Paper 
Common University Entrance Test for UG Programmes 
CUET-UG - Chemistry 
Entrance Exam, 2025 
 
 
Q1. The value of van't Hoff factor, i, for CH 3COOH solution in water will be 
1. Between 1 and 2 
2. Less than 1 
3. 2 
4. 1 
Q2. The following solutions were prepared by dissolving 1 g of solute in 1 L 
of the solution. Arrange the following solutions in decreasing order of their 
molarity 
(A) Glucose (molar mass = 180 g mol-¹) 
(B) NaOH (molar mass = 40 g mol-¹) 
(C) NaCI (molar mass = 58.5 g mol-¹) 
(D) KCI (molar mass = 74.5 g mol¹) 
Choose the correct answer from the options given below: 
1. (A), (D), (C), (B) 
2. (A), (B), (D), (C) 
3. (B), (C), (D), (A) 
4. (D), (C), (A), (B) 
Q3. Match List-I with List-II 
List-I List-II 
Solutions Explanation 
(A) Saturated solution (I) Solution having two components. 
(B) Isotonic solutions (II) A solution whose osmotic 
pressure is more than that of another. 
(C) Binary solution (III) A solution which contains the 
maximum amount of solute that can 
be dissolved in a given amount of 
solvent at a given temperature. 
(D) Hypertonic solution (IV) The solutions having same 
osmotic pressure at a given 
temperature. 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (III), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q4. Give the reason for low concentration of oxygen in the blood and tissues 
of people living at high altitude 
1. Both low temperature and high atmospheric pressure 
2. low temperature 
3. Low atmospheric pressure 
4. High atmospheric pressure 
Q5. Calculate the molality of KI if the density of 20% (mass/mass) aqueous 
solution of Kl is 1.202 g mL
-1
. 
(Molar mass of Kl is 166 g mol
-1
) 
1. 1.5 mol kg
-1
 
2. 1.2 mol kg
-1
 
3. 15 mol kg
-1
 
4. 0.12 mol kg
-1
 
Q6. The unit of E cell is 
1. V m 
2. S cm
-1
 
3. V 
4. S cm
-2
 mol
-1
 
Q7. Match List-I with List-II 
List-I List-II 
Property Unit 
(A) Cell constant (I) cm?¹ 
(B) Molar conductance (II) ohm?¹ cm² mol?¹ 
(C) Specific conductance (III) ohm?¹ cm?¹ 
(D) Conductance (IV) ohm?¹ 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (II), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q8. The following statements describe various properties of a Mercury cell: 
(A) It converts energy of combustion into electrical energy 
(B) It is rechargeable 
(C) The cell reaction involved is ???? (???? ) + ?????? (?? ) ? ?????? (?? ) + ???? (?? ) 
(D) It is a low current device used in hearing aids 
Choose the correct answer from the options given below: 
1. (A), (B) and (D) only 
2. (A) and (C) only 
3. (A), (B), (C) and (D) 
4. (C) and (D) only 
Q9. Which cell is used in automobiles and inverters? 
1. Mercury cell 
2. Dry cell 
3. Lead storage cell 
4. Fuel cell 
Q10. A galvanic cell behaves as electrolytic cell when? 
1. Ecell = Eext 
2. Ecell = 0 
3. Eext > Ecell 
4. Ecell > Eext 
Q11. Which of the following does not represent a correct application of the 
coordination compound? 
1. cis-platin effectively inhibit the growth of tumours. 
2. chlorophyll help in photosynthesis 
3. desferrioxime B is used in treatment of lead poisoning 
4. cyanocobalamine, antipernicious anemia factor is a coordination 
compound of Co 
Q12. Arrange the following ions in increasing order of the number of 3d 
electrons: 
(A) Cr²? 
(B) Cu? 
(C) Ti³? 
(D) Mn? 
Choose the correct answer from the options given below: 
1. (B), (A), (C), (D) 
2. (C). (A). (D). (B) 
3. (C), (D), (A), (B) 
4. (D), (B), (C), (A) 
Q13. The atomic number of Lanthanum is 57. Its electronic configuration will 
be …………………… . 
1. [Xe]5?
1
6s
2
 
2. [Xe]4ƒ
1
5?
2
 
3. [Xe]4ƒ
3
 
4. [Xe]4ƒ
1
5?
1
6s
1
 
Q14. Match List-I with List-II 
List-I List-II 
Compound/Elements Uses 
(A) Magnesium based alloy is 
constituent of 
(I) Bullets 
(B) Lanthanoid oxide (II) Petroleum cracking 
(C) Mixed oxides of 
Lanthanoids are employed in 
(III) Television screen 
(D) Misch metal (IV) Lanthanoid metal and 
iron 
 
Choose the correct answer from the options given below: 
1. (A) – (I), (B) – (III), (C) – (III), (D) – (IV) 
2. (A) – (I), (B) – (III), (C) – (II), (D) – (IV) 
3. (A) – (I), (B) – (II), (C) – (IV), (D) – (III) 
4. (A) – (III), (B) – (IV), (C) – (I), (D) – (II) 
Q15. What is the color of Fe
3+
(aqs) ion? 
1. Yellow 
2. Violet  
3. Colourless  
4. Bluepink 
Q16. Why is HCI not used to make the medium acidic in oxidation reactions 
of KMnO4 in acidic medium?