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

Nitric oxide reacts with $\mathrm{H}_2$ according to reaction. $2 \mathrm{NO}_{(\mathrm{g})}+2 \mathrm{H}_{2(\mathrm{~g})} \rightarrow \mathrm{N}_{2(\mathrm{~g})}+2 \mathrm{H}_2 \mathrm{O}_{(\mathrm{g})}$.

Identify the correct relationship for consumption of reactant and formation of product.

A

$\frac{1}{2} \frac{\mathrm{~d}[\mathrm{NO}]}{\mathrm{dt}}=-\frac{\mathrm{d}\left[\mathrm{H}_2\right]}{\mathrm{dt}}$

B

$\frac{\mathrm{d}\left[\mathrm{N}_2\right]}{\mathrm{dt}}=-\frac{1}{2} \frac{\mathrm{~d}\left[\mathrm{H}_2\right]}{\mathrm{dt}}$

C

$\frac{\mathrm{d}\left[\mathrm{H}_2 \mathrm{O}\right]}{\mathrm{dt}}=\frac{\mathrm{d}\left[\mathrm{N}_2\right]}{\mathrm{dt}}$

D

$\frac{\mathrm{d}\left[\mathrm{H}_2 \mathrm{O}\right]}{\mathrm{dt}}=\frac{1}{2} \frac{\mathrm{~d}\left[\mathrm{~N}_2\right]}{\mathrm{dt}}$

2
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

The solubility product of NiS is $4.9 \times 10^{-5}$ at 298 K . Calculate its solubility in $\mathrm{mol} \mathrm{dm}^{-3}$ at the same temperature?

A
$1.69 \times 10^{-3}$
B
$7.0 \times 10^{-3}$
C
$2.45 \times 10^{-3}$
D
$6.18 \times 10^{-3}$
3
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following statements is true for haloalkyne?

A
Halogen atom is bonded to 'sp' hybridised carbon atom.
B
Halogen atom is bonded to ' $\mathrm{sp}^2$, hybridised carbon atom of aliphatic chain.
C
Halogen atom is bonded to ' $\mathrm{sp}^3$, hybridised carbon atom next to a carbon-carbon double bond.
D
Halogen atom is bonded to ' $\mathrm{sp}^2$ ' hybridised carbon atom of aromatic ring.
4
MHT CET 2025 22nd April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is correct IUPAC name of catechol?

A
Benzene-1,2-diol
B
Benzene-1,3-diol
C
Benzene-1,4-diol
D
Benzene-1,3,5-triol
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