electron gain enthalpy

Born Haber cycle helps to determine lattice enthalpy of ionic compound as well as electron gain enthalpy of different elements. Based on the diagram drawn, answer the questions given below. What is the electron gain enthalpy of CI(g) ?

The electron gain enthalpies of noble gases are positive.

Match the correct ionisation enthalpies electron gain enthalpies of the following elements.

Match the correct ionisation enthalpies and electron gain enthalpies of the following elements.

The second electron gain enthalpies (in kJ mol^(-1) ) of oxygen and sulphur respectively are:

Variation Of Electron Gain Enthalpy Within A Group|Variation Within A Group|Variation Along A Period|Difference Between Electron Gain Enthalpy & Electron Affinity|Significance Of Electron Gain enthalpy|Questions|Summary

Variation Of Electron Gain Enthalpy Within A Group|Variation Within A Group|Variation Along A Period|Difference Between Electron Gain Enthalpy & Electron Affinity|Significance Of Electron Gain enthalpy|Questions|Summary

Electron gain enthalpies of halogens are largely negative. Explain.