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1
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
2
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

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

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

Which of the following species acts as strongest oxidising agent?

A
Li
B
$\mathrm{Li}^{+}$
C
$\mathrm{F}_2$
D
$\mathrm{F}^{-}$
4
MHT CET 2025 22nd April Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the difference in oxidation number of Mn in $\mathrm{KMnO}_4$ and $\mathrm{MnO}_2$ ?

A
1
B
3
C
4
D
5
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