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Why are Van der Waals forces important?

Why are Van der Waals forces important?-example-1
User Mousavian
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Answer:Van der Waals forces are responsible for certain cases of pressure broadening (van der Waals broadening) of spectral lines and the formation of van der Waals molecules. ... The main characteristics of van der Waals forces are: They are weaker than normal covalent and ionic bonds.

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User Fraggjkee
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Answer:

They are the primary intermolecular attractive forces that act between nonpolar molecules

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User Allan Wintersieck
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