0
Q
Diatomic molecule
A
Consist of two atoms
1
Q
Nonmetal
A
An element that lacks most of the properties of a metal
2
Q
Halogens
A
Means “salt forming”
3
Q
Noble gases
A
The elements in group 18
4
Q
Metalloids
A
Some characteristics of both metals and nonmetals
5
Q
Semiconductors
A
Substances that can conduct electricity under some conditions but not under other conditions
