CHAPTER EXAM 2 - IOC

Consider substance X and Y, What is the strongest intermolecular force of attraction that can exist between them?

• Hydrogen bonding

• London Dispersion Forces

• Dipole-Dipole

• Metallic bonding

Which pair can form hydrogen bonds with each other?

• A and Y

• Y and Z

• X and A

• Z and A

Consider a theoretical reaction of X with Y2 forming X2Y3 , What are the coefficients for X, Y2 and X2Y3 in the balanced equation?

• X = 2

  Y2 = 3

  X2Y3 = 4

• X = 3

  Y2 = 4

  X2Y3 = 5

• X = 4

  Y2 = 3

  X2Y3 = 2

• X = 6

  Y = 3

  X2Y3 = 2

What type of intramolecular force can exist between X and Y?

• Covalent bond

• Ionic bond

• Metallic bond

• Hydrogen bond

Which substance is expected to have the highest boiling point?

• A

• X

• Y

• Z

Which substance is expected to have the lowest melting point?

• A

• X

• Y

• Z

Predict the product for the reaction of metal oxide (MO) with Carbon dioxide (CO2)

• Metallic dioxide

  (MO2)

• Metallic Carbonate

  (MCO3)

• Metallic Carbon dioxide

  (MCO2)

• Carbon dioxide metal

  (CO2M)

What do you call the measure of fluid's resistance to flow?

• Surface tension

• Cohesion

• Viscosity

• Adhesion

What do you call the direct phase transition from gas to solid?

• Freezing

• Melting

• Deposition

• Sublimation

X + YZ reaction is ___________

• Synthesis reaction

• Decomposition reaction

• Single replacement reaction

• Double replacement reaction