CHE 414 Quiz

What determines the type of material?

• Structure

• Bonds

• Ions

• crystals

What are the properties that show a material has covalent bonds?

• Glass transitional temperature

• melting temperature

• high melting point

• many atoms

Poor electrical conductivity of a material is exhibited via:

• Atoms in its structure

• Bonds in its structure

• electrons in its structure

Describe the imperfections in a crystal.

• Having too many atoms

• Having many electrons in a circular shape

• Having a covalent bond between atoms

• Having a missing atom

Crystals are described as:

• Cubic and hexagonal

• lattices and structures

• imperfections and designs

• conductors and devices

What defines a structure?

• Coordination number

• Lattice

• Unit cell

• Particles