CBSE Class 12 Economics Question Paper 2023 with Answer Key (March 17, Set 2- 251/5/2)

CBSE Class 12 2023 Economics Question Paper Set 2- 251/5/2 with Answer Key pdf is available for download here. The exam was conducted by Central Board of Secondary Education on March 17, 2023. The medium of paper was Urdu. According to initial student reaction, the CBSE Class 12 Economics Paper was rated as Moderate in difficulty level. The question paper comprised a total of 34 questions divided among 2 sections.

CBSE Class 12 Economics (Set 2- 251/5/2) Question Paper 2023 with Answer Key

CBSE Class 12 Economics Question Paper 2023 PDF	CBSE Class 12 Economics Answer Key 2023 PDF
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CBSE Class 12 Previous Year Question Papers

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CBSE CLASS XII Questions

1.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

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2.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

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3.
What are reducing sugars?

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4.
61 g benzoic acid (M = 122 g mol$^{-1}$) dissolved in 500 g benzene. Vapour pressure of pure benzene = 66 torr. Assume complete dimerisation. Calculate vapour pressure of solution.

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5.
Under what condition can a bimolecular reaction become kinetically first order?

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6.
Give structures of A, B and C: $CH_3Cl \xrightarrow{KCN}$ A $\xrightarrow{LiAlH_4}$ B $\xrightarrow{CHCl_3 + \text{alc. } KOH, \Delta}$ C

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CBSE Class 12 Economics Question Paper 2023 with Answer Key (March 17, Set 2- 251/5/2)

CBSE Class 12 Economics (Set 2- 251/5/2) Question Paper 2023 with Answer Key

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

2.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

3.
What are reducing sugars?

4.
61 g benzoic acid (M = 122 g mol$^{-1}$) dissolved in 500 g benzene. Vapour pressure of pure benzene = 66 torr. Assume complete dimerisation. Calculate vapour pressure of solution.

5.
Under what condition can a bimolecular reaction become kinetically first order?

6.
Give structures of A, B and C: $CH_3Cl \xrightarrow{KCN}$ A $\xrightarrow{LiAlH_4}$ B $\xrightarrow{CHCl_3 + \text{alc. } KOH, \Delta}$ C

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CBSE Class 12 Economics (Set 2- 251/5/2) Question Paper 2023 with Answer Key

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

2.Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

3.What are reducing sugars?

4.61 g benzoic acid (M = 122 g mol$^{-1}$) dissolved in 500 g benzene. Vapour pressure of pure benzene = 66 torr. Assume complete dimerisation. Calculate vapour pressure of solution.

5.Under what condition can a bimolecular reaction become kinetically first order?

6.Give structures of A, B and C: $CH_3Cl \xrightarrow{KCN}$ A $\xrightarrow{LiAlH_4}$ B $\xrightarrow{CHCl_3 + \text{alc. } KOH, \Delta}$ C

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1.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

2.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

3.
What are reducing sugars?

4.
61 g benzoic acid (M = 122 g mol$^{-1}$) dissolved in 500 g benzene. Vapour pressure of pure benzene = 66 torr. Assume complete dimerisation. Calculate vapour pressure of solution.

5.
Under what condition can a bimolecular reaction become kinetically first order?

6.
Give structures of A, B and C: $CH_3Cl \xrightarrow{KCN}$ A $\xrightarrow{LiAlH_4}$ B $\xrightarrow{CHCl_3 + \text{alc. } KOH, \Delta}$ C