what is ionisation enthalpy?how it differs in periods and groups

Asked by pallavi1993 | 1st Aug, 2009, 05:37: PM

Expert Answer:

The energy required to remove an electron from gaseous isolated atom is called ionisation enthalpy.

In periods it increases  on going left to right and decreases while going down a group.

Answered by  | 1st Aug, 2009, 07:19: PM

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