1
MHT CET 2023 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the reagent 'R' used in the following reaction.

MHT CET 2023 11th May Evening Shift Chemistry - Aldehyde and Ketone Question 43 English

A
CO, HCl
B
H$$_2$$, Pd-BaSO$$_4$$
C
H$$_2$$O
D
DIBAl-H
2
MHT CET 2023 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the products of following reaction:

MHT CET 2023 11th May Morning Shift Chemistry - Aldehyde and Ketone Question 42 English

A
Methanoic acid and phenyl methanol
B
Methanol and benzoic acid
C
Methanol and phenol
D
Methanoic acid and phenol
3
MHT CET 2023 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following reagents is used in Gatterman-Koch formylation of arene?

A
$$\mathrm{CrO}_3$$
B
$$\mathrm{CO}, \mathrm{HCl} / \mathrm{AlCl}_{3~(\mathrm{anhydr}.)}$$
C
$$\mathrm{CrO}_2 \mathrm{Cl}_2, \mathrm{CS}_2$$
D
$$\mathrm{Cl}_2 \mathrm{~h} v, \mathrm{H}_3 \mathrm{O}^{+}$$
4
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following compounds is hemiacetal?

A
MHT CET 2023 10th May Morning Shift Chemistry - Aldehyde and Ketone Question 44 English Option 1
B
MHT CET 2023 10th May Morning Shift Chemistry - Aldehyde and Ketone Question 44 English Option 2
C
MHT CET 2023 10th May Morning Shift Chemistry - Aldehyde and Ketone Question 44 English Option 3
D
MHT CET 2023 10th May Morning Shift Chemistry - Aldehyde and Ketone Question 44 English Option 4
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