1
Q
Mixture
A
Elements and compounds mixed together
2
Q
If two elements join and one is a halogen, oxygen or sulphur what is the ending
A
ide
3
Q
When three or more elements combine and two are hydrogen and oxygen what’s the ending
A
Hydroxide
4
Q
When three or more elements combine and one of them is oxygen what’s the ending
A
ate
5
Q
How many elements and molecules has CO2 got
A
Elements = 2 Molecules = 3
6
Q
How many elements and molecules has H2SO4 got
A
Elements = 3 Molecules = 7
7
Q
How many elements and molecules has SO3 got
A
Elements = 2 Molecules = 4
8
Q
Reactivity series
A
Potassium Sodium Calcium Magnesium Aluminium Zinc Iron Lead Copper Silver Gold Platinum
9
Q
Compound
A
Two or more elements chemically joined together
