1
KCET 2024
MCQ (Single Correct Answer)
+1
-0

In the following scheme of reaction.

KCET 2024 Chemistry - Haloalkanes and Haloarenes Question 7 English

X, y and Z respectively are

A
AgF , alcoholic KOH and benzene
B
HF, aqueous KOH and Na in dry ether
C
$\mathrm{Hg}_2 \mathrm{~F}_2$, alcoholic KOH and Na in dry ether
D
$\mathrm{CoF}_2$, aqueous KOH and benzene
2
KCET 2024
MCQ (Single Correct Answer)
+1
-0

A haloalkane undergoes $\mathrm{S}_{\mathrm{N}} 2$ or $\mathrm{S}_{\mathrm{N}} 1$ reaction depending on

A
solvent used in the reaction
B
low temperature
C
the type of halogen atom
D
stability of the haloalkane
3
KCET 2023
MCQ (Single Correct Answer)
+1
-0

Identify A, B and C in the sequence.

$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{Br} \underset{\text { Alc. }}{\stackrel{\mathrm{KCN}}{\longrightarrow}} A \stackrel{\mathrm{LiAlH}_4}{\longrightarrow} B \stackrel{\mathrm{HNO}_2}{\longrightarrow} C$$

A
$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CN}, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{NH}_2, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{OH}$$
B
$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NC}, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{NH}_2$$
C
$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CN}, \mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}, \mathrm{C}_2 \mathrm{H}_5 \mathrm{~N}_2 \mathrm{Cl}$$
D
$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CN}, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NH}_2, \mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}$$
4
KCET 2022
MCQ (Single Correct Answer)
+1
-0

In the following pairs of halogen compounds, which compound undergoes faster $$S_N 1$$ reaction?

KCET 2022 Chemistry - Haloalkanes and Haloarenes Question 15 English

A
KCET 2022 Chemistry - Haloalkanes and Haloarenes Question 15 English Option 1
B
KCET 2022 Chemistry - Haloalkanes and Haloarenes Question 15 English Option 2
C
KCET 2022 Chemistry - Haloalkanes and Haloarenes Question 15 English Option 3
D
KCET 2022 Chemistry - Haloalkanes and Haloarenes Question 15 English Option 4
KCET Subjects
EXAM MAP