Chemistry
The organic compound prepared when calcium carbide reacts with water:
- Methane
- Ethane
- Acetylene
- Ethene
Organic Chemistry
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Answer
Acetylene
Reason — In the laboratory preparation of Acetylene, calcium carbide reacts with water to give acetylene and calcium hydroxide.
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Related Questions
A few drops of universal indicator are added to colourless solution A, B, C and D with pH 2, 10, 9 and 7 respectively. Which of the following test tube is labelled with incorrect colour ?
Assertion (A): Hydrogen is a neutral gas but it cannot be dried by concentrated sulphuric acid.
Reason (R): The gas reacts with this acid.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
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The IUPAC name of acetylene is:
- Propyne
- Ethene
- Propane
- Ethyne
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- Ammonium hydroxide
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