C5 Flashcards
1
Q
Whats an acid
A
A solution with a pH value less than 7
2
Q
Alkali
A
A solution with a pH higher than 7
3
Q
Ionic equation
A
An equation that whows only ions or atons that change in a chemicwl reaction
4
Q
Half equation
A
An equation that describes reduction or oxidation
5
Q
Oxidisation/oxidised
A
A reaction where oxygen is added to the substance/when electrons are lost from a substance
