CBSE Class 12 Chemistry Question Paper 2019 with Answer Key (March 12, Set 3

CBSE Class 12 Chemistry Question Paper 2019 with Answer Key Set 3 - 56/4/3 is available for download. The exam was conducted by the Central Board of Secondary Education on March 12, 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 Chemistry paper was of Easy to Moderate level. The question paper comprised a total of 27 questions divided among 4 sections.

CBSE Class 12 Chemistry Set 3 - 56/4/3 Question Paper 2019 with Answer Key (March 12)

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CBSE Class 12 Previous Year Question Papers

CBSE Question Paper 2020	CBSE Question Paper 2019	CBSE Question Paper 2018
CBSE Question Paper 2017	CBSE Question Paper 2016	CBSE Question Paper 2015

CBSE CLASS XII Questions

1.
Why is o-nitrophenol more acidic than o-methoxyphenol?

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2.
Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether
(b) p-Hydroxyphenethyl alcohol + HBr

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3.
Why are magnesium blocks attached to iron water pipelines?

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4.
What are reducing sugars?

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5.
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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6.
Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

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CBSE Class 12 Chemistry Question Paper 2019 with Answer Key (March 12, Set 3 - 56/4/3)

CBSE Class 12 Chemistry Set 3 - 56/4/3 Question Paper 2019 with Answer Key (March 12)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.
Why is o-nitrophenol more acidic than o-methoxyphenol?

2.
Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether
(b) p-Hydroxyphenethyl alcohol + HBr

3.
Why are magnesium blocks attached to iron water pipelines?

4.
What are reducing sugars?

5.
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.

6.
Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

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CBSE Class 12 Chemistry Set 3 - 56/4/3 Question Paper 2019 with Answer Key (March 12)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.Why is o-nitrophenol more acidic than o-methoxyphenol?

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

3.Why are magnesium blocks attached to iron water pipelines?

4.What are reducing sugars?

5.61 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.

6.Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

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1.
Why is o-nitrophenol more acidic than o-methoxyphenol?

2.
Draw the structures of major products: (a) Chlorobenzene + $CH_3Cl$ / Na, dry ether
(b) p-Hydroxyphenethyl alcohol + HBr

3.
Why are magnesium blocks attached to iron water pipelines?

4.
What are reducing sugars?

5.
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.

6.
Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.