When Acetylene Gas, C₂H₂, Burns in Air, a Combustion Reaction

question 115

Multiple Choice

When acetylene gas, C₂H₂, burns in air, a combustion reaction occurs. Which of the following is a balanced equation that represents this reaction, which occurs when welding torches are used?

• A)2C₂H₂(g)+ 5O₂(g)→ 4CO₂(g)+ 2H₂O(g)
• B)C₂H₂(g)+ O₂(g)→ C₂H₂O₂(g)
• C)C₂H₂(g)+ O₂(g)→ 2CO₂(g)+ H₂O(g)
• D)C₂H₂(g)+ O₂(g)→ C₂O₂(g)+ H₂(g)
• E)C₂H₂(g)+ O₂(g)→ CO₂(g)+ H₂O(g)

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