define ionisation energy

Asked by gouthamjayarajan | 22nd Oct, 2009, 08:30: PM

Expert Answer:

Ionization enthalpy or ionization energy represents the energy required to remove an electron from an isolated gaseous atom (X) in its ground state.

X(g)  X+(g) + e

Ionization enthalpy is written as ΔiH

The ionization enthalpy is expressed in units of kJ mol-1




Answered by  | 23rd Oct, 2009, 04:15: PM

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