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in d block as electron increases in penultimate shell on going left to right in periodic table so sheilding effect also increase because electron increase along period .This result decrease in effective nuclear charge and so ionisation energy should decrease along the period.But it doesnot happen, as it increase along the period.WHY<<WHY

in d block as electron increases in penultimate shell on going left to right in periodic table so sheilding effect also increase because electron increase along period .This result decrease in effective nuclear charge and so ionisation energy should decrease along the period.But it doesnot happen, as it increase along the period.WHY<

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1 Answers

Aman Bansal
592 Points
9 years ago

Dear Mohit

In period number of electron in outer shell increase leading t smaller radius.

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