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As per your syllabus, calcium carbide (CaC₂) reacts with water to give which gas?
AMethane (a single C)
BEthyne (acetylene)
CEthene (an alkene)
DEthane (saturated)
Answer & Solution
Correct answer: B. Ethyne (acetylene)
Your syllabus: CaC₂ + 2 H₂O → Ca(OH)₂ + C₂H₂ (ethyne).
Industrial route to acetylene.
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