C4 Flashcards
1
Q
What happens when a metal reacts with oxygen
A
we form a metal oxide
2
Q
Oxidation
A
Gaining oxygen
3
Q
Reduction
A
Losing oxygen
4
Q
What happens when a metal reacts
A
They lose electrons and form a positive ions
5
Q
what does the reactivity of a metal depend on
A
Its ability to lose electrons and form a positive ion
6
Q
What happens when we react an acid with either a base or an alkali
A
we make a salt and water
7
Q
Salts
A
Salts contain a positive ion which comes from the base or alkali
They also contain a negative ion which comes from the acid
8
Q
What happens when an acid react with a metal carbonate
A
They make a salt water and carbon dioxide
