Arrange the following in decreasing Lewis acid strength - PF 3 , PCl 3 , PBr 3 , PI 3 .
Chemistry · Class 12 · CBSE — The p-Block Elements
Arrange the following in decreasing Lewis acid strength - PF3, PCl3, PBr3, PI3.
- PI3 > PBr3 > PCl3 > PF3
- PF3 > PCl3 > PBr3 > PI3
- PCl3 > PBr3 > PI3 > PF3
- PBr3 > PI3 > PF3 > PCl3
Answer
(A) PI 3 > PBr 3 > PCl 3 > PF 3
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