1
MHT CET 2025 21st April Morning Shift
MCQ (Single Correct Answer)
+1
-0

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

Ketone $\xrightarrow{\mathrm{R}}$ Semicarbazone

A
$\mathrm{NH}_2 \mathrm{OH}$
B
$\mathrm{NH}_2-\mathrm{NH}-\mathrm{CONH}_2$
C
$\mathrm{NH}_2-\mathrm{NH}-\mathrm{C}_6 \mathrm{H}_5$
D
$\quad \mathrm{NH}_2-\mathrm{NH}_2$
2
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following compounds forms pink colouration on addition of Schiff's reagent?

A
Propanol
B
Propanone
C
Propanal
D
Propanoic acid
3
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the product ' B ' in following reaction.

Ethanal $\xrightarrow{\text { dil } \mathrm{NaOH}} A \xrightarrow[\mathrm{H}_2 \mathrm{O}]{\Delta} B$

A
3-Hydroxybutanal
B
4-Hydroxybutanal
C
But-2-enal
D
But-3-enal
4
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following compounds has highest boiling point?

A
Acetaldehyde
B
Propionaldehyde
C
Butyraldehyde
D

Valeraldehyde

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