Quiz 2

Bonding in diamond is

• covalent

• ionic

• dipole

• metallic

Ionic Solids Have

• a low melting point

• a moderate melting point

• a high melting point

• none of these

The bond between ice molecules is

• ionic

• covalent

• a hydrogen

• metallic

At the equilibrium position in the process of adsorption ___________.

• ΔH > 0

• ΔH = TΔS

• ΔH > TΔS

• ΔH < TΔS

Which of the following process does not occur at the interface of phases?

• crystallisation

• heterogenous catalysis

• homogeneous catalysis

• corrosion

The image shows the periodic grid for SODIUM. What is Sodium's atomic mass?

• 11

• 12

• 23

• Impossible to tell