MP Board · Class 11 · Chemistry · Classification of Elements and Periodicity in PropertiesWhich of the following elements has the most negative electron gain enthalpy?
Chlorine ($Cl$) has the most negative electron gain enthalpy because Fluorine ($F$) has a very small atomic size, leading to strong inter-electronic repulsions in its compact 2p subshell when an electron is added.
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Classification of Elements and Periodicity in Properties.