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Priyanshu kumar Best Answer
As bond length is sum of radii ot two atoms and as we move from left to right in a row, radii decreases so bond length decreases. So order of bond length is Si-O>P−O>S−O>Cl−O.. And bond length is inversely proportional to bond strength...so option D is correct i.e bond strength of Cl-O>S-O>P-O>Si-O as here there is same p pi -d pi bonding that is 2p-3d..so simply you can check by bond length
got roni?
yes sir