A. Oxyethene
B. Oxyhydrocarbon flame
C. Oxyacetylene flame
D. Oxymethane flame

Correct Answer:

Option C – Oxyacetylene flame

Explanation

The reaction of calcium carbide with water, producing acetylene and calcium hydroxide, was discovered by Friedrich Wöhler in 1862. This reaction was the basis of the industrial manufacture of acetylene and is the major industrial use of calcium carbide.

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