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1
TG EAPCET 2025 (Online) 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In which of the following reactions, hydrogen is evolved?

I. Reaction of sodium borohydride with iodine

II. Oxidation of diborane

III. Reaction of boron trifluoride with sodium hydride

IV. Hydrolysis of diborane

A

I, IV only

B

I, II only

C

III, IV only

D

I,II, IV only

2
TG EAPCET 2025 (Online) 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statements is not correct regarding the gas evolved by the reaction of dilute HCl on $\mathrm{CaCO}_3$ ?

A

It is colourless, odourless gas

B

It has least solubility in water

C

It is acidic in nature

D

It is poisonous gas

3
TG EAPCET 2025 (Online) 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following gives more number of oxides on reacting with HCl ?

A

$\mathrm{Na}_2 \mathrm{CO}_3$

B

$\mathrm{NaNO}_2$

C

$\mathrm{Na}_2 \mathrm{SO}_3$

D

$\mathrm{NaHCO}_3$

4
TG EAPCET 2025 (Online) 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statements is not correct?

A

$\mathrm{TeO}_2$ is an oxidising agent

B

$\mathrm{SeO}_3$ is acidic in nature

C

$\mathrm{SeO}_2$ is a gas

D

$\mathrm{SO}_2$ is reducing agent

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