Question

what is electron gain enthalpy

Answer 1

Answer:

Electron gain enthalpy

Electron gain enthalpy is the energy required to add an electron in a neutral atom. Because, in most of the cases atom releases energy, the electron gain enthalpies are negative.

Answer 2

Answer:

Electron gain enthalpy is defined as the amount of energy released when an electron is added to an isolated gaseous atom. ... During the addition of an electron, energy can either be released or absorbed.