CUET Chemistry Question Paper 2025 June 3 (Available)- Download Answer Key and Solution PDF

The CUET Chemistry Question Paper 2025 with Answer Key and Solution PDF is available here for download. The CUET 2025 exam was conducted from 13th May to 3rd June. The CUET Chemistry paper was moderate to difficult in terms of difficulty.

As per the exam pattern, the CUET Chemistry exam consists of 50 questions for 250 marks to be attempted in 60 minutes. 5 marks are awarded for each correct answer, and 1 mark is deducted for incorrect answer.

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CUET 2025 Question Paper with Solution PDF

CUET Chemistry Question Paper 2025 with Answer Key

CUET Chemistry Question Paper June 3, 2025	Download PDF	Check Solution

Question 1:

The wavelength of the first line in the Balmer series of hydrogen spectrum is 656 nm. What is the wavelength of the second line?

(1) \(486\, nm\)
(2) \(434\, nm\)
(3) \(397\, nm\)
(4) \(410\, nm\)

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Question 2:

Which of the following molecules has the highest bond angle?

(1) \( CH_4 \)
(2) \( NH_3 \)
(3) \( H_2O \)
(4) \( BF_3 \)

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Question 3:

Which of the following gases will deviate most from ideal behavior at high pressure?

(1) Hydrogen
(2) Helium
(3) Carbon dioxide
(4) Neon

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Question 4:

For a spontaneous process at constant temperature and pressure, which of the following is true?

(1) \( \Delta G > 0 \)
(2) \( \Delta H > 0 \)
(3) \( \Delta G < 0 \)
(4) \( \Delta S < 0 \)

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Question 5:

For a first-order reaction, the time required to reduce the concentration of the reactant to one-fourth of its initial value is 20 minutes. What is the half-life of the reaction?

(1) 5 min
(2) 10 min
(3) 20 min
(4) 40 min

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Question 6:

In an electrochemical cell, the standard electrode potential of Zn\(^{2+}\)/Zn is \(-0.76\, V\) and that of Cu\(^{2+}\)/Cu is \(+0.34\, V\). What is the standard EMF of the cell?

(1) 1.10 V
(2) -1.10 V
(3) 0.42 V
(4) -0.42 V

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Question 7:

Which of the following is used as a catalyst in the Haber process?

(1) Iron oxide
(2) Vanadium oxide
(3) Manganese dioxide
(4) Platinum

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Question 8:

Which of the following compounds contains a carbonyl group?

(1) Alcohol
(2) Aldehyde
(3) Amine
(4) Ether

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Question 9:

The coordination number of the central metal ion in \([ Fe(CN)_6 ]^{4-}\) is:

(1) 4
(2) 6
(3) 2
(4) 3

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Question 10:

Which of the following is a polysaccharide?

(1) Glucose
(2) Sucrose
(3) Cellulose
(4) Fructose

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CUET Questions

1.
Arrange the compounds in order of their increasing boiling points. (A) 1-bromoethane (B) 1-bromobutane (C) 2-bromo-2-methylpropane (D) 2-bromobutane

(A), (C), (D), (B)
(A), (D), (C), (B)
(C), (D), (A), (B)
(C), (A), (D), (B)

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2.
The correct order of acidic strength is: \[ CH_3COOH,\quad ClCH_2COOH,\quad Cl_2CHCOOH,\quad Cl_3CCOOH \]

\(CH_3COOH > ClCH_2COOH > Cl_2CHCOOH > Cl_3CCOOH\)
\(ClCH_2COOH > CH_3COOH > Cl_2CHCOOH > Cl_3CCOOH\)
\(Cl_3CCOOH > Cl_2CHCOOH > ClCH_2COOH > CH_3COOH\)
\(Cl_2CHCOOH > Cl_3CCOOH > ClCH_2COOH > CH_3COOH\)

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3.
The major product obtained when phenol is treated with bromine water is:

Bromobenzene
o-Bromophenol
p-Bromophenol
2,4,6-Tribromophenol

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4.
The standard electrode potentials are: \[ E^\circ_{Cu^{2+}/Cu}=+0.34V \] \[ E^\circ_{Zn^{2+}/Zn}=-0.76V \] The standard emf of the Daniell cell is:

\(0.42V\)
\(0.76V\)
\(1.10V\)
\(1.52V\)

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5.
Among the following species, which one has the highest bond order according to Molecular Orbital Theory?

\(O_2\)
\(O_2^+\)
\(O_2^-\)
\(O_2^{2-}\)

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6.
What would be the correct structure of thymine base?

figA
figB
figC
figD

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CUET Chemistry Question Paper 2025 June 3 (Available)- Download Answer Key and Solution PDF

CUET Chemistry Question Paper 2025 with Answer Key

CUET Questions

1.
Arrange the compounds in order of their increasing boiling points. (A) 1-bromoethane (B) 1-bromobutane (C) 2-bromo-2-methylpropane (D) 2-bromobutane

2.
The correct order of acidic strength is: \[ CH_3COOH,\quad ClCH_2COOH,\quad Cl_2CHCOOH,\quad Cl_3CCOOH \]

3.
The major product obtained when phenol is treated with bromine water is:

4.
The standard electrode potentials are: \[ E^\circ_{Cu^{2+}/Cu}=+0.34V \] \[ E^\circ_{Zn^{2+}/Zn}=-0.76V \] The standard emf of the Daniell cell is:

5.
Among the following species, which one has the highest bond order according to Molecular Orbital Theory?

6.
What would be the correct structure of thymine base?

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CUET Chemistry Question Paper 2025 with Answer Key

CUET Questions

1.Arrange the compounds in order of their increasing boiling points. (A) 1-bromoethane (B) 1-bromobutane (C) 2-bromo-2-methylpropane (D) 2-bromobutane

2.The correct order of acidic strength is: \[ CH_3COOH,\quad ClCH_2COOH,\quad Cl_2CHCOOH,\quad Cl_3CCOOH \]

3.The major product obtained when phenol is treated with bromine water is:

4.The standard electrode potentials are: \[ E^\circ_{Cu^{2+}/Cu}=+0.34V \] \[ E^\circ_{Zn^{2+}/Zn}=-0.76V \] The standard emf of the Daniell cell is:

5.Among the following species, which one has the highest bond order according to Molecular Orbital Theory?

6.What would be the correct structure of thymine base?

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1.
Arrange the compounds in order of their increasing boiling points. (A) 1-bromoethane (B) 1-bromobutane (C) 2-bromo-2-methylpropane (D) 2-bromobutane

2.
The correct order of acidic strength is: \[ CH_3COOH,\quad ClCH_2COOH,\quad Cl_2CHCOOH,\quad Cl_3CCOOH \]

3.
The major product obtained when phenol is treated with bromine water is:

4.
The standard electrode potentials are: \[ E^\circ_{Cu^{2+}/Cu}=+0.34V \] \[ E^\circ_{Zn^{2+}/Zn}=-0.76V \] The standard emf of the Daniell cell is:

5.
Among the following species, which one has the highest bond order according to Molecular Orbital Theory?

6.
What would be the correct structure of thymine base?