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Oxidation of Alkenes

Ethyne reacts...

Question

Ethyne reacts with water in presence of Mercuric sulphate and dilute sulphuric acid to give

A

Ethene

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B

Ethanal

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C

Ethane

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D

Ethanone

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Solution

The correct option is B
Ethanal

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Similar questions

One molecule of water adds to alkynes on warming with mercuric sulphate and dilute sulphuric acid to form:

Q. Choose the correct word/phrase from within the brackets to complete the following sentences:
(i) The catalyst used for conversion of ethene to ethane is commonly __________ (nickel/iron/cobalt).
(ii) When acetaldehyde is oxidized with acidified potassium dichromate, it forms _________ (ester/ethanol/acetic acid).
(iii) Ethanoic acid reacts with ethanol in presence of concentrated H₂SO₄, so as to form a compound and water. The chemical reaction which takes place is called __________ (dehydration/hydrogenation/esterification).
(iv) Write the equation for the reaction taking place between 1, 2-dibromoethane and alcoholic potassium hydroxide.
(v) The product formed when ethene gas reacts with water in the presence of sulphuric acid is ________ (ethanal/ethanol/ethanoic acid).

Q. Give a chemical test to distinguish between:
(a) saturated and unsaturated compounds
(b) ethane and ethene
(c) ethene (ethylene) and ethyne (acetylene).

[3 MARKS]

Q. The product formed when ethene gas reacts with water in the presence of sulphuric acid is :

Q. When propyne is treated with aqueous sulphuric acid in presence of mercuric sulphate, the major product is :

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