Packing Type/ Unit Cell

Question 1

Cubic Closest

Answer 1

Face-Centered
12 closest neighbors

Question 2

Simple cubic

Answer 2

Primitive cubic
6 closest neighbors

Question 3

Body-centered

Answer 3

Body-centered Cubic
8 closest neighbors

Question 4

Molecular solids

Answer 4

Forces: dipole, hydrogen bonds, London dispersion
Soft
Low melting
Nonconducting

Question 5

Covalent network solids

Answer 5

Covalent bonds
Hard
High melting