In the given equation S - 2H2SO4 - 3SO2- 2H2O- What is the role played by conc- H2SO4 -

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Standard X

Chemistry

Manganeese Dioxide Test

In the given ...

Question

In the given equation $S + 2 H_{2} S O_{4} \to 3 S O_{2} + 2 H_{2} O$ : What is the role played by conc. $H_{2} S O_{4}$ ?

Non-volatile acid

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Oxidising agent

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Dehydrating agent

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None of the above.

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Solution

The correct option is B Oxidising agent
Sulphur is oxidised to sulphur dioxide by sulphuric acid which acts as oxidising agent.

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Similar questions

Q. In the given equation identify the role played by concentrated sulphuric acid :

S + 2 H_{2} S O_{4} \to 3 S O_{2} + 2 H_{2} O

Some properties of sulphuric acid are listed below. Choose the property A, B, C or D which is responsible for the reaction (a) to (e). Some properties may be repeated.
A. Acid
B. Dehydrating agent
C. Non-volatile acid
D. Oxidizing agent
(a) C₁₂H₂₂O₁₁ + nH₂SO₄ $\overset{}{\to}$ 12C + 11H₂O + nH₂SO₄
(b) S + 2H₂SO₄ $\overset{}{\to}$ 3SO₂ + 2H₂O
(c) NaCl + 2H₂SO₄ $\overset{}{\to}$ NaHSO₄ + HCl
(d) CuO + 2H₂SO₄ $\overset{}{\to}$ CuSO₄ + H₂O
(e) Na2CO₃ + H₂SO₄ $\overset{}{\to}$ Na₂SO₄ + H₂O + CO₂

Q. Some properties of sulphuric acid are listed below. Choose the role played by sulphuric acid as

A, B, C

D

which is responsible for the reaction (i) to (v). Some role/s may be repeated:

S + H_{2} S O_{4} (c o n c .) \to 3 S O_{2} + 2 H_{2} O

Zn + 2H₂SO₄ (conc.) → ? is an example of which property of sulphuric acid?

Q. What is the role of conc.

H_{2} S O_{4}

in the given reaction?

C u S O_{4} .5 H_{2} O C o n c . H_{2} S O_{4} - ------- \to C u S O_{4} + 5 H_{2} O

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In the given equation S+2H2SO4→3SO2+2H2O: What is the role played by conc. H2SO4 ?

The correct option is B Oxidising agentSulphur is oxidised to sulphur dioxide by sulphuric acid which acts as oxidising agent.

In the given equation $S + 2 H_{2} S O_{4} \to 3 S O_{2} + 2 H_{2} O$ : What is the role played by conc. $H_{2} S O_{4}$ ?

The correct option is B Oxidising agent
Sulphur is oxidised to sulphur dioxide by sulphuric acid which acts as oxidising agent.