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JEE Main202117 Mar 2021Morning ShiftChemistryClassification of Elements and Periodicity in PropertiesActual

The absolute value of the electron gain enthalpy of halogens satisfies:

Options

  1. AI > Br > Cl > F
  2. BCl > Br > F > I
  3. CCl > F > Br > I
  4. DF > Cl > Br > I

Correct answer

C. Cl > F > Br > I

Step-by-step solution

Order of electron gain enthalpy (Absolute value) Cl > F > Br > I

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