Question

Electron affinity value of chlorine is?​

Answer 1

Answer:

Electron affinity value of chlorine is -349 kJ mol-1

Answer 2

-349 kJ mol-1

It is the energy released (per mole of X) when this change happens. First electron affinities have negative values. For example, the first electron affinity of chlorine is -349 kJ mol-1.