MCQ
Iodine molecules are held in the crystals lattice by $......$
  • London forces.
  • B
    Dipole$-$dipole interactions.
  • C
    Covalent bonds.
  • D
    Coulombic forces.

Answer

Correct option: A.
London forces.
Iodine molecule is a nonpolar covalent molecule. These molecules are electrically symmetical and have no dipole moment. The molecules are in a crystal lattice of iodine are, therefore, attracted together by weak 'London forces'.

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