1
KCET 2025
MCQ (Single Correct Answer)
+1
-0

Chlorobenzene reacts with bromine gas in the presence of Anhyd $\mathrm{AlBr}_3$ to yield p-Bromochlorobenzene. This reaction is classified as ____________

A
Elimination reaction
B
Nucleophilic substitution reaction
C
Electrophilic substitution reaction
D
Addition reaction
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0

The organometallic compound $\left(\mathrm{CH}_3\right)_3 \mathrm{CMgBr}$ on reaction with $\mathrm{D}_2 \mathrm{O}$ produces $\qquad$

A
$\left(\mathrm{CH}_3\right)_3 \mathrm{COD}$
B
$\left(\mathrm{CD}_3\right)_3 \mathrm{CD}$
C
$\left(\mathrm{CD}_3\right)_3 \mathrm{COD}$
D
$\left(\mathrm{CH}_3\right)_3 \mathrm{CD}$
3
KCET 2025
MCQ (Single Correct Answer)
+1
-0

The major product formed when $1-$ Bromo $-3-$ Chlorocyclobutane reacts with metallic sodium in dry ether is

A
KCET 2025 Chemistry - Hydrocarbons Question 1 English Option 1
B
KCET 2025 Chemistry - Hydrocarbons Question 1 English Option 2
C
KCET 2025 Chemistry - Hydrocarbons Question 1 English Option 3
D
KCET 2025 Chemistry - Hydrocarbons Question 1 English Option 4
4
KCET 2025
MCQ (Single Correct Answer)
+1
-0
Ethyl alcohol is heated with concentrated sulphuric acid at 413 K . The major product
A
$\mathrm{C}_2 \mathrm{H}_5-\mathrm{O}-\mathrm{C}_2 \mathrm{H}_5$
B
$\mathrm{CH}_3-\mathrm{O}-\mathrm{C}_3 \mathrm{H}_7$
C
$\mathrm{CH}_2=\mathrm{CH}_2$
D
$\mathrm{CH}_3 \mathrm{COOC}_2 \mathrm{H}_5$
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