Solve this following

eSaral Updated on:
Question:

The electron gain enthalpy (in $\mathrm{kJ} / \mathrm{mol}$ ) of fluorine, chlorine, bromine and iodine, respectively are:

  1. $-333,-349,-325$ and $-296$

  2. $-296,-325,-333$ and $-349$

  3. $-333,-325,-349$ and $-296$

  4. $-349,-333,-325$ and $-296$

Correct Option: 1

Solution:

Order of electron gain enthalpy (magnitude) is

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

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