MDCAT Chemistry MCQ #5403

A miner uses a carbide lamp where water drips onto Calcium carbide (CaC2). Which flammable gas is generated to provide the flame?

MDCAT Chemistry MCQ #5403

  1. Question 1

    Q1. A miner uses a carbide lamp where water drips onto Calcium carbide (CaC2). Which flammable gas is generated to provide the flame?

    • A) Methane
    • B) Ethane
    • C) Ethene
    • D) Ethyne

    Answer: Ethyne

    Explanation: Calcium carbide reacts with water to produce Ethyne (Acetylene); Methane is tempting but comes from Aluminum carbide hydrolysis instead.