what is the laboratory preparation of etyne?give chemical equation

Asked by  | 14th Mar, 2008, 08:52: PM

Expert Answer:

Laboratory preparation of ethyne gas
In the lab ethyne is prepared by the action of water on calcium carbide. The chemical equation is:

Water is slowly dropped on small pieces of calcium carbide kept in a conical flask. Calcium carbide reacts with water to give off ethyne gas (or acetylene gas). The gas is collected by downward displacement of water as it is insoluble in water

Answered by  | 20th Mar, 2008, 11:14: AM

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