WorksheetsChem 1E-Crystals
Total questions: 14
Worksheet time: 20mins
It has regular and repeating arrangement of components in a solid. Have a sharp melting point. Definite heat fusion. Example is diamond.
It is the basic structural unit of a crystalline solid.
unit cell
cell
What type of unit cell is this?
Triclinic
One of the important characteristic of a crystal structure in which it is the number of nearest-neighbor or touching atoms
Define atomic packing factor
What crystal structure is this?
HCP
FCC
BCC
SC
What is the atomic packing factor of Face-centered cubic structure?
0.68
What cubic structure has this relationship between the edge length and the atomic radius?
How many atoms are assigned to each unit cell of a hexagonal closed-packed crystal structure?
It gives the most accurate method for determining bond lengths and bond angles in molecules in the solid state.
What is this type of crystal exists when atoms are held together in an extensive three-dimensional network altogether by covalent bonds.
Copper (Cu) crystallizes in a face-centered cubic cell structure and has a density of 20 g/mL. Calculate the atomic radius of copper in nanometers.
0.098 nm
0.030 nm
0.170 nm
Give example of metal with body centered crystal structure
Calculate the edge length of a face-cetered cubic if its radius is 0.1442 nm
