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Exercise: Production of acetylene

Exercise

Fig.1

Which compound is obtained by the combustion of CaO with coke?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Calcium boride.

No.

Lime carbide.

Sorry, that is wrong.

Calcium carbide.

Correct.

Calcium silicate.

No.

Cesium carbide.

Sorry, that is wrong.

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Exercise

Fig.2

Which compound is formed by treating calcium carbide with water?

Please make a choice.

Please make a choice.

correct

wrong

partly correct

This is the right answer

Ether.

No.

Ethanol.

Sorry, that is wrong.

Ethane.

Sorry, that is wrong.

Ethyl bromide.

No.

Acetylene.

That is correct.

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