MDCAT Chemistry MCQ #625

A student accidentally adds water to a flask containing methyl magnesium iodide. Which hydrocarbon is liberated as a result of this vigorous reaction?

MDCAT Chemistry MCQ #625

  1. Question 1

    Q1. A student accidentally adds water to a flask containing methyl magnesium iodide. Which hydrocarbon is liberated as a result of this vigorous reaction?

    • A) Methyl alcohol and magnesium hydroxy bromide.
    • B) Ethane and magnesium hydroxy bromide.
    • C) Methane and magnesium hydroxy bromide.
    • D) Dimethyl ether and magnesium oxide.

    Answer: Methane and magnesium hydroxy bromide.

    Explanation: Grignard reagents react with any compound containing active hydrogen (H2O, NH3, ROH) to produce alkanes, not the corresponding alcohols.