Q.

Arrange the following compounds in increasing order of their dipole moment:  

HBr, H2S, NF3 and CHCl3                                        [2025]
 

1 NF3<HBr<H2S<CHCl3  
2 CHCl3<NF3<HBr<H2S  
3 HBr<H2S<NF3<CHCl3  
4 H2S<HBr<NF3<CHCl3  

Ans.

(1)

Increasing value of μNF3HBrH2SCHCl3μ0.240.790.951.04(in D)