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Question
An organic compound undergoes addition reactions and gives a red colour precipitate with ammoniacal cuprous chloride. Therefore, the organic compound could be ______.
Options
Ethane
Ethene
Ethyne
Ethanol
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Solution
An organic compound undergoes addition reactions and gives a red colour precipitate with ammoniacal cuprous chloride. Therefore, the organic compound could be ethyne.
RELATED QUESTIONS
The organic compound which undergoes substitution reaction is :
(A) `C_2H_2`
(B) `C_2H_4`
(C) `C_10H_18`
(D) `C_2H_6`
Vinegar is greyish in colour with a particular taste. Explain.
How will you convert
Ethyne to ethane
Methane reacts with energy of chlorine in diffused sunlight to give the final product as
The list of some organic compounds is given below:
ethanol, ethane, methane, ethyne, and ethene
From the above list, name a compound:
- formed by the dehydration of ethanol by concentrated sulphuric acid.
- which forms methanoic acid on oxidation in the presence of copper at 200°C.
- which has vapour density 14 and turns acidic potassium permanganate colourless.
- which forms chloroform on halogenation in the presence of sunlight.
- which decolourises bromine solution in carbon tetrachloride.
Write balanced equations to show the preparation of the following:
Ethanoic acid from ethane
Choose the correct answer:
The formation of 1,2 -dibromoethane from ethene and bromine is an example of
Give chemical equation for:
The reaction of one mole of ethene with one mole chlorine gas.
Ethanoic acid reacts with ethanol in the presence of concentrated H2SO4, so as to form a compound and water. The chemical reaction which takes place is called ______.
Give the structural formula of the following organic compound:
But-2-yne
