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

Which of the following molecules contains maximum number of electrons in antibonding molecular orbitals?

A
$\quad \mathrm{Li}_2$
B
$\quad \mathrm{N}_2$
C
$\mathrm{O}_2$
D
$\mathrm{F}_2$
2
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify from following reactions that exhibits negative work done.

A

$2 \mathrm{H}_2 \mathrm{O}_{2(\ell)} \rightarrow 2 \mathrm{H}_2 \mathrm{O}_{(\ell)}+\mathrm{O}_{2(\mathrm{~g})}$

B

$\mathrm{NH}_{3(\mathrm{~g})}+\mathrm{HCl}_{(\mathrm{g})} \rightarrow \mathrm{NH}_4 \mathrm{Cl}_{(\mathrm{s})}$

C
$\mathrm{H}_{2(\mathrm{~g})}+\mathrm{Cl}_{2(\mathrm{~g})} \rightarrow \mathrm{HCl}_{(\mathrm{g})}$
D

$\quad \mathrm{N}_{2(\mathrm{~g})}+3 \mathrm{H}_{2(\mathrm{~g})} \rightarrow 2 \mathrm{NH}_{3(\mathrm{~g})}$

3
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the volume occupied by a particle in fcc unit cell if volume of unit cell is $1.6 \times 10^{-23} \mathrm{~cm}^3$.

A
$5.44 \times 10^{-24} \mathrm{~cm}^3$
B
$2.96 \times 10^{-24} \mathrm{~cm}^3$
C
$8.37 \times 10^{-24} \mathrm{~cm}^3$
D
$6.15 \times 10^{-24} \mathrm{~cm}^3$
4
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which amino acid from following contains $-\mathrm{CH}_3$ as side chain?

A
Leucine
B
Alanine
C
Serine
D
Valine
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