1
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is effectively used instead of DDT?

A
BHC
B
$\mathrm{CHCl}_3$
C
$\quad \mathrm{CH}_2 \mathrm{Cl}_2$
D
Picric acid
2
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A compound of Xe and F is found to have atomic ratio $\mathrm{Xe}: \mathrm{F}$ as $0.4: 2.4$, Find the oxidation number of Xe ?

A
-4
B
Zero
C
+4
D
+6
3
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A weak monoacidic base dissociates to $1.5 \%$ in 0.001 M solution at 298 K . Calculate the dissociation constant of weak base.

A
$2.25 \times 10^{-7}$
B
$3.05 \times 10^{-7}$
C
$2.5 \times 10^{-5}$
D
$3.725 \times 10^{-6}$
4
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following alkenes does NOT exhibit cis-trans isomerism?

A
But-1-ene
B
But-2-ene
C
3,4-Dimethylhex-3-ene
D
Pent-2-ene
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