The absolute value of the electron gain enthalpy of

Question:

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

  1. $\mathrm{I}>\mathrm{Br}>\mathrm{Cl}>\mathrm{F}$

  2. $\mathrm{Cl}>\mathrm{Br}>\mathrm{F}>\mathrm{I}$

  3. $\mathrm{Cl}>\mathrm{F}>\mathrm{Br}>\mathrm{I}$

  4. $\mathrm{F}>\mathrm{Cl}>\mathrm{Br}>\mathrm{I}$

Correct Option: , 3

Solution:

Order of electron gain enthalpy (Absolute value)

$\mathrm{Cl}>\mathrm{F}>\mathrm{Br}>\mathrm{I}$

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