When ethanol is heated at 443 K with excess concentrated sulphuric acid it gives-A- Ethanoic acidB- EtheneC- Ethyl EthanoateD- Methanoic acid

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Standard X

Chemistry

Oxidation

When ethanol ...

Question

When ethanol is heated at 443 K with excess concentrated sulphuric acid it gives:

Ethanoic acid

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Ethene

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Ethyl Ethanoate

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Methanoic acid

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Solution

The correct option is B
Ethene

The concentrated sulphuric acid causes the dehydration of ethanol to ethene.

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Similar questions

Q. When ethanol is heated with excess of concentrated sulphuric acid at

170^{o} C

, it gets converted to ethene. In this reaction, concentrated sulphuric acid acts as:

Q. (a) What happens when ethanol reacts with ethanoic acid in the presence of a little of concentrated sulphuric acid? Write equation of the reaction involved.
(b) What happens when ethanol is heated with concentrated sulphuric acid at 170°C? Write the equation of the reaction which takes place.

What happens when (Give equations of the chemical reaction)
(i) Sodium ethanoate is heated with soda lime.
(ii) Ethanoic acid is warmed with methanol in presence of concentrated sulphuric acid.

What happens when: (Write chemical reactions as well)
(i) Sodium ethanoate is heated with soda lime.
(ii) Ethanoic acid is warmed with methanol in the presence of concentrated sulphuric acid.

IUPAC name of CH₃COOH is:

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When ethanol is heated at 443 K with excess concentrated sulphuric acid it gives:

The correct option is B Ethene The concentrated sulphuric acid causes the dehydration of ethanol to ethene.

The correct option is B
Ethene

The concentrated sulphuric acid causes the dehydration of ethanol to ethene.