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1
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the name of following reaction.

Toluene + chromyl chloride $$\stackrel{\mathrm{CS}_2}{\longrightarrow}$$ complex $$\stackrel{\mathrm{H}_3 \mathrm{O}^{+}}{\longrightarrow}$$ Benzaldehyde

A
Stephen reaction
B
Etard reaction
C
Rosenmund reaction
D
Wolf-Kishner reaction
2
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the product formed when benzoyl chloride is reduced by hydrogen using palladium catalyst poisoned with barium sulphate?

A
Chlorobenzene
B
Benzyl alcohol
C
Benzene
D
Benzaldehyde
3
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the reagent used in following conversion.

MHT CET 2021 21th September Morning Shift Chemistry - Aldehyde and Ketone Question 31 English

A
$$\mathrm{CO}, \mathrm{HCl} / \mathrm{AlCl}_3$$
B
$$\mathrm{CrO}_2 \mathrm{Cl}_2 \cdot \mathrm{H}_3 \mathrm{O}^{+}$$
C
$$\mathrm{AlH}(\mathrm{i}-\mathrm{Bu})_2, \mathrm{H}_3 \mathrm{O}^{+}$$
D
$$\mathrm{CrO}_3,\left(\mathrm{CH}_3 \mathrm{CO}\right)_2 \mathrm{O}$$
4
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following reactions converts carbonyl group of aldehydes and ketones to methylene group on treatment with zinc amalgam and concentrated $$\mathrm{HCl}$$ ?

A
Wolf-Kishner reaction
B
Stephen reduction
C
Clemmensen reduction
D
Rosenmund reduction
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