Intermolecular Forces MCQ

Test your knowledge with important Intermolecular Forces MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Intermolecular Forces MCQs at Bissoy

• Which of the following compounds would be expected to have the highest melting point?
  ক

  BaI2

  খ

  BaF2

  গ

  BaCl2

  ঘ

  BaBr2
• In any cubic lattice, an atom lying at the corner of a unit cell is shared equally by how many unit cells?
  ক

  Eight

  খ

  Four

  গ

  Two

  ঘ

  One
• Which of the following intermolecular forces holds liquid N2 together?
  ক

  Ionic bonding

  খ

  London forces

  গ

  Dipole-dipole interaction

  ঘ

  Covalent bonding
• Which term is used for the interaction between highly electron-deficient hydrogen and highly electronegative atom?
  ক

  Ionic bond

  খ

  Covalent bond

  গ

  H-bonding

  ঘ

  Dispersion forces
• Which of the following is more likely to dissolve molecular iodine into it?
  ক

  CCl4

  খ

  H2O

  গ

  HCl

  ঘ

  H2SO4
• What is the effect of atomic radius of halogens on intermolecular forces?
  ক

  Lower atomic radius, higher intermolecular forces

  খ

  Higher atomic radius, lower intermolecular forces

  গ

  No effect of atomic radius on their boiling point

  ঘ

  Higher atomic radius, higher intermolecular forces
• Which of the following hydrocarbons has the highest boiling point?
  ক

  C3H8

  খ

  C4H10

  গ

  C5H12

  ঘ

  C6H14
• Which of the following is categorized as the weakest intermolecular forces?
  ক

  H-bonding

  খ

  Dispersion forces

  গ

  Dipole-dipole interaction

  ঘ

  Ionic bonds
• Which intermolecular forces are called as long range forces?
  ক

  Covalent bonds

  খ

  H-bonding

  গ

  Van der Waals forces

  ঘ

  Ionic bonds
• What is the effect of polarization of bonds on intermolecular forces?
  ক

  Intermolecular forces decrease with increasing polarization of bonds

  খ

  Intermolecular forces increase with increasing polarization of bonds

  গ

  There is no effect of on intermolecular forces

  ঘ

  Intermolecular forces increase with decreasing polarization of bonds
• Boiling points are a measure of intermolecular forces.
  ক

  True

  খ

  False
• Which of the following intermolecular forces are the strongest?
  ক

  Dipole-Dipole Interaction

  খ

  Intermolecular H-bonding

  গ

  Dispersion Forces

  ঘ

  Ionic bonds
• Which of the following has the strongest intermolecular forces of attraction?
  ক

  Water

  খ

  Hydrogen

  গ

  Ethane

  ঘ

  Iron ball
• Molecules do exert repulsive forces on one other.
  ক

  True

  খ

  False
• Hydrogen bond plays a vital role in determining substance properties and structure. Which of the following may not an example?
  ক

  Proteins

  খ

  Nucleic acids

  গ

  Methane molecule

  ঘ

  Water
• Which of the following interaction occurs between a permanent dipole and a neutral molecule?
  ক

  Dipole-Dipole interactions

  খ

  Dipole-induced dipole interactions

  গ

  London interaction

  ঘ

  Van der Waals interaction
• Take “r” as the distance between two molecules. The energy between stationary polar molecules is proportional to ____________ in the case of dipole-dipole intercations.
  ক

  1/r3

  খ

  r3

  গ

  r2

  ঘ

  1/r2
• HCl is an example of __________
  ক

  dipole-dipole intercations

  খ

  dipole-induced dipole interactions

  গ

  london intercation

  ঘ

  van der waals interaction
• Dipole-Dipole forces are stronger than _______ and weaker than _________ interactions.
  ক

  dipole-induced dipole, london

  খ

  ion-ion, dispersion

  গ

  ion-ion, london

  ঘ

  london, ion-ion
• Dispersion force’s interaction energy is proportional to (take “r” as the distance between the two particles) ___________
  ক

  r6

  খ

  1/r-6

  গ

  r2

  ঘ

  1/r6
• London force is also known as _____________
  ক

  dispersion force

  খ

  van der Waals forces

  গ

  hydrogen bonding

  ঘ

  covalent bonds
• Deviation of real gas behavior from ideal gas is discovered by _____________
  ক

  Jonathan

  খ

  Van der Waals

  গ

  Boyle

  ঘ

  Newland
• What are the forces of attraction and repulsion between interacting molecules known as _________
  ক

  attractive forces

  খ

  repulsive forces

  গ

  intermolecular forces

  ঘ

  intramolecular forces
• At what temperature does the water molecules contract?
  ক

  At 00C

  খ

  Below 00C

  গ

  At 40C

  ঘ

  Between 00C and 40C
• Which of the following possess lowest energy?
  ক

  NO

  খ

  O2

  গ

  N2

  ঘ

  CO
• O-nitrophenol is more volatile than p-nitrophenol due to ___________
  ক

  Inductive effect

  খ

  Electromeric effect

  গ

  Inter-molecular hydrogen bonding in O-nitrophenol

  ঘ

  Intra-molecular hydrogen bonding in O-nitrophenol
• Which of the following is the consequence of hydrogen bonding?
  ক

  Abnormal boiling point

  খ

  Solubility and Viscosity

  গ

  Azeotropic behavior

  ঘ

  All of the mentioned
• Which of the following is not a necessary condition for the formation of intra-molecular hydrogen bonding?
  ক

  A 5 or 6-membered ring should be formed

  খ

  The ring should be planar

  গ

  There should be minimum strain during the ring closure

  ঘ

  There should be maximum strain during the ring closure
• Hydrogen bonding is maximum in ___________
  ক

  Diethyl ether

  খ

  Ethyl chloride

  গ

  Ethanol

  ঘ

  Triethylamine
• Arrange the following molecules in the order of increasing boiling point.
  ক

  I2 < Br2 < Cl2 < F2

  খ

  F2 < Cl2 < Br2 < I2

  গ

  F2 < Br2 < Cl2 < I2

  ঘ

  Cl2 < F2 < I2 < Br2