CBSE Class 12 Economics Question Paper 2019 with Answer Key (March 27, Set 3

CBSE Class 12 Economics Question Paper 2019 with Answer Key Set 3 - 58/2/3 is available for download. The exam was conducted by the Central Board of Secondary Education on March 27, 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 Economics paper was of Moderate level. The question paper comprised a total of 24 questions divided among 2 sections.

CBSE Class 12 Economics Set 3 - 58/2/3 Question Paper 2019 with Answer Key (March 27)

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

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2.
Give structures of A, B and C: Aniline $\xrightarrow{Br_2/H_2O}$ A $\xrightarrow{NaNO_2+HCl, 0-5^\circ C}$ B $\xrightarrow{H_3PO_2+H_2O}$ C

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3.
Write mechanism of acid dehydration of ethanol to ethene.

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

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6.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

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CBSE Class 12 Economics Question Paper 2019 with Answer Key (March 27, Set 3 - 58/2/3)

CBSE Class 12 Economics Set 3 - 58/2/3 Question Paper 2019 with Answer Key (March 27)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

2.
Give structures of A, B and C: Aniline $\xrightarrow{Br_2/H_2O}$ A $\xrightarrow{NaNO_2+HCl, 0-5^\circ C}$ B $\xrightarrow{H_3PO_2+H_2O}$ C

3.
Write mechanism of acid dehydration of ethanol to ethene.

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

5.
Predict the alkene formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

6.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

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CBSE Class 12 Economics Set 3 - 58/2/3 Question Paper 2019 with Answer Key (March 27)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

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

2.Give structures of A, B and C: Aniline $\xrightarrow{Br_2/H_2O}$ A $\xrightarrow{NaNO_2+HCl, 0-5^\circ C}$ B $\xrightarrow{H_3PO_2+H_2O}$ C

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

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

5.Predict the alkene formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

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

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1.
Which isomer of $C_4H_9Br$ is most reactive towards $S_N1$ reaction?

2.
Give structures of A, B and C: Aniline $\xrightarrow{Br_2/H_2O}$ A $\xrightarrow{NaNO_2+HCl, 0-5^\circ C}$ B $\xrightarrow{H_3PO_2+H_2O}$ C

3.
Write mechanism of acid dehydration of ethanol to ethene.

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

5.
Predict the alkene formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.

6.
Predict the alkene that would be formed by dehydrohalogenation of 1-Bromo-1-methylcyclohexane.