MDCAT Chemistry MCQ #976

Which element has the most negative electron gain enthalpy among Cl, F, Br, I?

MDCAT Chemistry MCQ #976

  1. Question 1

    Q1. Which element has the most negative electron gain enthalpy among Cl, F, Br, I?

    • A) Chlorine
    • B) Fluorine
    • C) Bromine
    • D) Iodine

    Answer: Chlorine

    Explanation: Chlorine has optimal balance of size and nuclear charge for electron acceptance. Fluorine's small size causes excessive repulsion.