I GIVE U EXPLANATION OF BENT'S RULE IN 2
POINTS
1) ACC. TO THIS RULE, IN THE HYBRIDISATION THE
MORE ELECTONEGATIVE ATOM IS ATTACHED TO
THAT SITE WHICH HAS LESSER %SCHARACTER
& SINCE %S CHARATER IS INVERSELY
PROPORTIONAL TO BOND LENGTH THEREFORE
THE BOND LENGTH IS LONGEST
FOR EXAMPLE- IN CH2Cl2 the bond length of C-Cl
bond is greater than C-H