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Q. The electronegativities of four atoms labeled as D, E, F and G are as follows. D = 3.8, E = 3.3, F = 2.8 and G = 1.3. If the atoms form the molecules DE, DG, EG and DF, the order of arrangement of these molecules in the increasing order of covalent bond character is

KEAMKEAM 2013

Solution:

Correct answer is (a) DG < EG < DF < DE