Assertion : is stronger Lewis base than

CHEMISTRY · Subjective · CBSE · Chemistry · Chemical Bonding and Molecular Structure · Chemical Bonding and Molecular Structure

Problem

Assertion :

\text{PF}_3

is stronger Lewis base than

\text{PH}_3

. Reason : l.p. of P-atom in

\text{PF}_3

molecule is present in

sp^3

-hybrid orbital, whereas l.p. of P-atom in

\text{PH}_3

is present in almost pure s-orbital.