1
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The reaction, $2 A \rightarrow 2 B+C$ has a rate constant of $1.2 \times 10^{-2} \mathrm{~s}^{-1}$. Which of the following is correct?

A

Plot of $[A]$ vs " $\frac{1}{t}$ " will be straight line

B

Plot of $\frac{1}{[A]} v s t^2$ will be a straight line

C

Plot of $\ln [A]$ vs $t$ will be a straight line

D

Plot of $[A] v s t^2$ will be a straight line

2
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following does not show Tyndall effect?

A

Clouds

B

Milk

C

Sugar solution

D

Suspension

3
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

A nitrogen oxide that forms "in situ" when dilute $\mathrm{FeSO}_4$ is treated with aqueous solution of nitrate ion and then careful addition of conc. $\mathrm{H}_2 \mathrm{SO}_4$ along the sides of test tube, is

A

$\mathrm{NO}_2$

B

NO

C

$\mathrm{N}_2 \mathrm{O}$

D

$\mathrm{N}_2 \mathrm{O}_3$

4
TS EAMCET 2022 (Online) 19th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

On treating $\mathrm{SO}_2$ with aqueous solution of $\mathrm{KMnO}_4$, the manganese ion reduces to

A

$\mathrm{Mn}^{2+}$ only

B

$\mathrm{Mn}^{4+}$ only

C

$\mathrm{Mn}^{6+}$ only

D

$\mathrm{Mn}^{4+}$ and $\mathrm{Mn}^{6+}$

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