CBSE Class 12 Geography Question Paper 2019 with Answer Key (March 7, Set 1- 64/4/1)

CBSE Class 12 Geography Question Paper 2019 with Answer Key Set 1- 64/4/1 is available for download. The exam was conducted by the Central Board of Secondary Education on March 7, 2019 in the Morning Session 10:30 AM to 1:30 PM. The medium of paper was English & Hindi. In terms of difficulty level, CBSE Class 12 Geography paper was of Moderate level. The question paper comprised a total of 22 questions divided among 3 sections.

CBSE Class 12 Geography Set 1- 64/4/1 Question Paper 2019 with Answer Key (March 7)

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CBSE Class 12 Previous Year Question Papers

CBSE Question Paper 2020	CBSE Question Paper 2019	CBSE Question Paper 2018
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CBSE CLASS XII Questions

1.
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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2.
Under what condition can a bimolecular reaction become kinetically first order?

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3.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

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4.
Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether
(b) p-Hydroxyphenethyl alcohol + HBr

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5.
Write mechanism of acid dehydration of ethanol to ethene.

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6.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

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CBSE Class 12 Geography Question Paper 2019 with Answer Key (March 7, Set 1- 64/4/1)

CBSE Class 12 Geography Set 1- 64/4/1 Question Paper 2019 with Answer Key (March 7)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.
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.

2.
Under what condition can a bimolecular reaction become kinetically first order?

3.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

4.
Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether
(b) p-Hydroxyphenethyl alcohol + HBr

5.
Write mechanism of acid dehydration of ethanol to ethene.

6.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

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CBSE Class 12 Geography Set 1- 64/4/1 Question Paper 2019 with Answer Key (March 7)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.61 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.

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

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

4.Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether (b) p-Hydroxyphenethyl alcohol + HBr

5.Write mechanism of acid dehydration of ethanol to ethene.

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

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1.
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.

2.
Under what condition can a bimolecular reaction become kinetically first order?

3.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

4.
Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether
(b) p-Hydroxyphenethyl alcohol + HBr

5.
Write mechanism of acid dehydration of ethanol to ethene.

6.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?