Periodic Classification

Asked by  | 22nd Oct, 2008, 03:59: PM

Expert Answer:

The successive value of ionisation energy of an element are 4.3, 18.6, 1412.2 and 3418.5 eV respectively    four electrons are there in the valency shell of the atom

Answered by  | 23rd Oct, 2008, 10:48: AM

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