Elements, compounds, and mixtures DEFINITIONS Flashcards
1
Q
Element definition:
A
consists of one type of atom only
2
Q
examples of an element (4):
A
Aluminium, iron, oxygen, nitrogen
3
Q
Compound definition:
A
Substance made of two or more different elements chemically bonded together
4
Q
Compound examples:
A
Carbon dioxide, iron, sulfide
5
Q
Mixture definition:
A
Combination of two or more pure substances
6
Q
What type of substance is a mixture?
A
UNPURE
7
Q
What does a pure substance have?
A
a specific melting and boiling point
8
Q
What does an unpure substance mean?
A
It will melt/boil over a range of temperatures
