English, asked by vishalreddy2003, 10 months ago

5 Which of the following reagent
combinations is used to prepare
calcium cyanamide?

Answers

Answered by anshjitsingh18

Answer:

Sodium cyanide is used in cyanide process in gold mining. It can also be used in the preparation of calcium cyanide and melamine. Through hydrolysis in the presence of carbon dioxide, calcium cyanamide produces cyanamide: CaCN2 + H2O + CO2 → CaCO3 + H2NCN.

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