Van der Walls forces in Chemistry MCQs Test Online PDF Download

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MCQ on Van der Walls forces in ChemistryQuiz PDF Download

MCQ: Which statement is incorrect?

  1. boiling point is independent of the number of contact points
  2. boiling point depends upon the number of electrons
  3. boiling point depends upon the number of protons
  4. boiling point is dependent on number of neutrons

A

MCQ: An increase in number of electrons increases the

  1. Van der Waal's forces
  2. enthalpy change of vaporization
  3. boiling points of noble gases
  4. melting point of metalloids only

B

MCQ: In order to increase Van der Waal's forces,

  1. contact points shall be minimized
  2. contact points shall be made extinct
  3. number of electrons shall be increased
  4. number of protons shall be reduced

C

MCQ: In Van der Waal's forces, forces of attraction are formed between

  1. σ+ of dipole of one atom/molecule and σ− of dipole of next atom/molecule
  2. π+ of dipole of one atom/molecule and π− of dipole of next atom/molecule
  3. δ+ of dipole of one atom/molecule and δ− of dipole of next atom/molecule
  4. All of Above

C

MCQ: Noble gases can be liquefied at

  1. low temperatures
  2. high temperatures
  3. low pressures
  4. high bond energies

A