Question

what is screening effect​

Answer 1

Answer:

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Screening effect is the phenomenon that occurs when the nucleus reduces its force of attraction on valence electrons due to the presence of inner-shell electrons.

Answer 2

Answer:

1)Force of attraction from nucleus. ... The decrease in the force of attraction exerted by the nucleus on the valency electrons due to the presence of electrons in the inner shells, is called the screening effect or shielding effect.