1
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the 2 chemical tests which is not answered by Glucose having an open chain structure

[A] Reaction with Schiff's reagent and with Sodium bisulphite

[B] Reaction with $$\mathrm{HCN}$$ and with $$\mathrm{HI}$$

[C] Reaction with $$\mathrm{HNO}_3$$ and with Acetic anhydride

[D] Reaction with aqueous Bromine and with Hydroxylamine

A
[D]
B
[B]
C
[C]
D
[A]
2
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

A d - block metal $$\mathrm{X}(\mathrm{Z}=26)$$ forms a compound $$[\mathrm{X}(\mathrm{CN})_2(\mathrm{CO})_4]^{+}$$. Calculate its spin magnetic moment value.

A
2.83 BM
B
1.73 BM
C
3.87 BM
D
5.92 BM
3
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following compounds shows Geometrical isomerism?

A
2-Methylhex-2-ene
B
4-Methylhex-2-ene
C
2-Methylhex-1-ene
D
4-Methylhex-1-ene
4
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

A sweet smelling organic compound $$[\mathrm{A}]\left(\mathrm{C}_9 \mathrm{H}_{10} \mathrm{O}_2\right)$$ undergoes acid hydrolysis to form an acid [B].
Compound [B] further reacts with Ammonia followed by heating to yield [C].
Compound $$[\mathrm{C}]$$ when reacted with $$\mathrm{Br}_2$$ in caustic potash gave compound $$[\mathrm{D}]\left(\mathrm{C}_6 \mathrm{H} 7 \mathrm{~N}\right)$$ which gives a white precipitate with aqueous $$\mathrm{Br}_2$$.
Identify compounds $$[\mathrm{A}]$$ & $$[\mathrm{D}]$$

A
A: Methyl Pentanoate D: N-methylpentanamine
B
A: Methyl benzoate D: Aniline
C
A: Ethyl benzoate D: Aniline
D
A: Ethyl heptanoate D: N-ethylbutanamine
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