Question
Interatomic and intermolecular forces are similar in certain aspects. Justify.

Answer

  1. Both the forces are electrical in origin.
  2. Both the forces are active over short distances. The general shape of the curve showing the variation of force with separation between two atoms/ molecules is similar.
  3. Both the forces are attractive upto a certain distance between atoms/ molecules and become repulsive when the distance between them becomes less than that value.
  4. For both the forces, the negative potential energy of the system accounts for attractive force between atoms molecules.

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