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1
MHT CET 2025 19th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the reagent $R$ used in following reaction.

Ketone $$\buildrel R \over \longrightarrow$$ semi carbazone

A
$\mathrm{NH}_2 \mathrm{OH}$
B
$\mathrm{NH}_2 \mathrm{NHCONH}_2$
C
$\mathrm{NH}_2 \mathrm{NHC}_6 \mathrm{H}_5$
D
$\mathrm{NH}_2-\mathrm{NH}_2$
2
MHT CET 2025 19th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Identify the product of following reaction.

Formaldehyde + Benzaldehyde $$ \xrightarrow[\mathrm{H}_3 \mathrm{O}^{+}]{\text {conc. } \mathrm{NOH}} \text { product }$$
A
Phenyl methanol and methanol
B
Methanol and benzoic acid
C
Methanoic acid and phenyl methanol
D
Methanoic acid and benzoic acid
3
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify name of reaction when aldehyde or ketone react with $\mathrm{Zn}-\mathrm{Hg} /$ conc. HCl to give alkane.

A
Stephen reduction
B
Clemmensen reduction
C
Wolf Kishner reduction
D
Rosenmund reduction
4
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify reactant 'A' in following reaction.

MHT CET 2024 15th May Evening Shift Chemistry - Aldehyde and Ketone Question 20 English

A
HCHO
B
CH$_3$CHO
C
MHT CET 2024 15th May Evening Shift Chemistry - Aldehyde and Ketone Question 20 English Option 3
D
CH$_3$COOH
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