1
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify product B in following reaction.

Propanone $$\xrightarrow{\mathrm{Ba}(\mathrm{OH})_2} \mathrm{~A} \xrightarrow[-\mathrm{H}_2 \mathrm{O}]{\Delta} \mathrm{B}$$

A
2-Methylpentan-3-one
B
4-Hydroxy-4-methylpentan-2-one
C
4-Methylpent-3-en-2-one
D
2-Methylpent-2-en-4-one
2
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify compound A from following reaction.

$$\mathrm{A}+\mathrm{C}_2 \mathrm{H}_5 \mathrm{MgBr} \xrightarrow[\text { ety }]{\text { drer }} \mathrm{B} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \text {3-methylpentan-3-ol }$$

A
Butanal
B
Propanone
C
Propanal
D
Butanone
3
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify product $$\mathrm{C}$$ in following conversion.

m - Hydroxy Benzaldehyde $$ \xrightarrow[\text { [Protection of }-\mathrm{OH} \text { group] }]{\mathrm{C}_6 \mathrm{H}_5 \mathrm{CH}_2 \mathrm{Cl}} $$ $$ \mathrm{A} \xrightarrow{[\mathrm{O}]} \mathrm{B} $$ $$ \xrightarrow[\text { [deprotection of }-\mathrm{OH} \text { group] }]{} $$ C

A
Benzoic acid
B
m-Hydroxybenzoic acid
C
Phenol
D
Phenyl benzoate
4
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the reagent used in following conversion.

Pent -3 -enenitrile $$\xrightarrow{\mathrm{A}}$$ pent -3 -enal

A
$$\mathrm{AlH}(\mathrm{i}-\mathrm{Bu})_2 / \mathrm{H}_3 \mathrm{O}^{+}$$
B
$$\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7 / \mathrm{H}_2 \mathrm{SO}_4$$
C
$$\mathrm{H}_2 / \mathrm{Pd} . \mathrm{BaSO}_4$$
D
$$\mathrm{SnCl}_2 \cdot \mathrm{HCl}$$
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