PHY351 CRYSTAL STRUCTURE

Give number of atom/s in simple cubic (SC).

• 0

• 1

• 2

• 4

Give number of atom/s in BCC.

• 0

• 1

• 2

• 4

Give number of atom/s in FCC.

• 2

• 4

• 6

• 8

Give number of atom/s in HCP.

• 2

• 4

• 6

• 8

What mineral crystal structure is this?

• Hexagonal

• Tetragonal

• Cubic

• Triclinic

What mineral crystal structure is this?

• Tetragonal

• Cubic

• Hexagonal

• Monoclinic

What is a crystal?

• A pure material that can’t be changed.

• Material with a regular,repeating arrangement of atoms.

• A foggy like material.

Which crystal structure does the picture show?

• BBC (British Broadcasting Company)

• BCC (Body Center Cubic)

• SC (Simple Cubic)

• FCC (Face-Centered Cubic)

what is the percentage of emptiness in the Simple Cubic form?

• 48%

• 32%

• 26%

• 56%

Which of the given cubic structure has the highest packing factor

• FCC
• BCC
• SC
• none