Identify the intermolecular forces present in: BaSO4
Identify the intermolecular forces present in: H2S
Identify the intermolecular forces present in: P4
Identify the intermolecular forces present in: NH3
Identify the intermolecular forces present in: C2H6
Rank the following from the highest boiling point to the lowest with 1 being highest and 5 being lowest?
NaF
HF
HCl
Cl2
F2
What type of solid will each of the following form?
NaCl
CBr4
PH3
Ar
I2
CaCO3
Metallic Atomic Solid
Network Atomic Solid
Group 8A Atomic Solid
Molecular Solid
Ionic Solid

An example of an alloy is shown in the diagram above. Compared with the pure metal X, how would you expect the properties of the alloy to vary?
Barium has a body-centered cubic structure. If the atomic edge lenght is 222 pm, calculate the density of solid barium.
A certain form of nickel has a cubic closest packed structure with an edge length of 163 pm. Calculate the density of nickel.