Atoms, Elements and Compounds Flashcards
1
Q
What is an atom?
A
An atom is the smallest part of an element that can be on its own.
2
Q
Element
A
An element is a substance that is only made up with one type of atom.
3
Q
Mixture
A
A mixture is two or more substances mixed together but ARE NOT chemically bonded.
4
Q
Compound
A
A compound is two or more substances chemically bonded together.
5
Q
Water
A
H20
Hydrogen2
Oxygen1
6
Q
Carbon dioxide
A
CO2
Carbon1
Oxygen2
7
Q
Sulphuric acid
A
H2SO4
Hydrogen2
Sulphur1
Oxygen4
8
Q
Methane
A
CH4
Carbon1
Hydrogen4
9
Q
Iron sulphide
A
FeS
Iron1
Sulphur1
10
Q
Hydrochloric acid
A
HCl
Hydrogen1
Chlorine1