Single Choice

A gas decolourises Bayer's reagent but does not react with Tollen's reagent, this gas is

AEthene
Correct Answer
BEthyne
CEthane
DMethane

Solution

The correct answer is - Ethene ($$C_2H_4$$) gas. Also, But-1-yne and But-2-yne are known for the same reactions.

Ammonical silver nitrate solution is also known as Tollen's reagent in chemical reaction studies.

These gases are known to decolourize aqueous bromine water. They also form a white precipitate when they react with aqueous ammoniacal silver nitrate solution.

SIMILAR QUESTIONS

Hydrocarbons

Which one of the following is most stable conformer of $$1, 4-$$dimethylcyclohexane?

Hydrocarbons

Which one of the following is most stable?

Hydrocarbons

Fill in the blank: _______ is formed when ethylene is treated with alkaline $$KMnO_{4}$$.

Hydrocarbons

Fill in the blanks : The $$1\%$$ alkaline $$KMnO_{4}$$ solution is known as _______.

Hydrocarbons

State whether the following statements are True or False : Decolourisation of Baeyer's reagent is a sure test of alkenes.

Hydrocarbons

State whether the following statements are True or False : Baeyer's reagent is acidified $$KMnO_{4}$$ solution.

Hydrocarbons

State whether the following statements are True or False : Ethene and Baeyer's reagent gives ethylene glycol.

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