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What is lanthanide contraction?

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What is lanthanide contraction?

Posted by Bharat Malhotra 3 years, 10 months ago

CBSE > Class 12 > Chemistry

1 answers

Kanhaiya Maddheshiya 3 years, 10 months ago

Due to f-electrons in inner cell, Shielding effect decrease which cause decrease in size from 2nd transition series to 3rd transition series....So elements of both period elements hv about same atomic and ionic radii.this is called lanthenoid contraction

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