MDCAT Chemistry MCQ #644

Two moles of ethyl bromide are reacted with metallic sodium in the presence of dry ether. Which alkane is the primary product of this coupling?

MDCAT Chemistry MCQ #644

  1. Question 1

    Q1. Two moles of ethyl bromide are reacted with metallic sodium in the presence of dry ether. Which alkane is the primary product of this coupling?

    • A) Propane
    • B) Methane
    • C) n-Butane
    • D) Ethane

    Answer: n-Butane

    Explanation: The Wurtz reaction involves the coupling of two alkyl groups to form a symmetrical alkane; propane is wrong because it is unsymmetrical.