Question

7. Which of the following bonds is the weakest? b) Hydrogen bond
c) Van der Waals? forces

Answer 1

Dear Student
Van der waal's forces are weaker then the hydrogen bonds, in van der waal's forces the attraction because of instantaneous partial charges developed on the non polar molecules. but hydrogen bonds are because of permanent attraction between Hydrogen and more electro negative molecules because of permanent charges developed on them.
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