The enthalpy change for the addition of one electron to an atom or ion in the gaseous state. For example, the electron affinity of hydrogen is H in the reaction
H(g) + e - H - (g)H = -73 kJ/mol.
The enthalpy change for the addition of one electron to an atom or ion in the gaseous state. For example, the electron affinity of hydrogen is H in the reaction
H(g) + e - H - (g)H = -73 kJ/mol.
General chemistry English glossary. Английский глоссарий общей химии. 2012