Which of the following molecule has weakest ( ) back bonding ?

CHEMISTRY · Single correct · CBSE · Chemistry · Chemical Bonding and Molecular Structure · Chemical Bonding and Molecular Structure

Problem

Which of the following molecule has weakest (

p\pi - d\pi

) back bonding ? (1)

OCl_2

(2)

N(SiH_3)_3

(3)

SiF_4

(4)

O(SiH_3)_2