MDCAT Chemistry MCQ #3939

In the molecule of propyne (CH3-C≡CH), how many sigma bonds are formed by the overlap of sp-sp3 hybridized carbon orbitals?

MDCAT Chemistry MCQ #3939

  1. Question 1

    Q1. In the molecule of propyne (CH3-C≡CH), how many sigma bonds are formed by the overlap of sp-sp3 hybridized carbon orbitals?

    • A) 1
    • B) 2
    • C) 3
    • D) 4

    Answer: 1

    Explanation: This bond exists between the sp3 methyl carbon and the sp triply-bonded carbon. 2 is wrong, counting pi bonds.