Acetylene, C₂H₂, the Simplest Alkyne, Can Be Prepared from "Inorganic $\rarr$

question 1

Multiple Choice

Acetylene, C₂H₂, the simplest alkyne, can be prepared from "inorganic" materials. Which of these reactions is used to prepare acetylene in this way

• A)2C + H₂ \(\rarr\)C₂H₂
• B)C₂H₄ \(\rarr\) C₂H₂ + H₂
• C)2CO + 2H₂O \(\rarr\) C₂H₂ + H₂O₂
• D)CaC₂ + 2H₂O \(\rarr\)C₂H₂ + Ca(OH)₂

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