Key Reactions- GCSE Flashcards
1
Q
Alkali + Acid =
A
Salt + Water
2
Q
Acid + Base =
A
Salt + Water
3
Q
Metal Carbonate + Acid =
A
Salt + Water + Carbon Dioxide
4
Q
Metal + Acid =
A
Salt + Hydrogen
5
Q
Metal Oxides are….
A
BASIC
6
Q
Non-Metal oxides are…
A
Acidic
7
Q
Mg + Heat =
A
Magnesium Hydroxide (mgOH)
8
Q
Whats the definition of an acid
A
A source of hydrogen ions
9
Q
What is the definition of an alkali
A
A source of hydroxide ions
10
Q
Give 3 acids
A
Hydrochloric acid, (HCL)
Sulphuric acid, (H2SO4)
Nitric acid, (HNo3)
11
Q
Give 3 alkalies
A
Sodium Hydroxide, (NaOH)
Calcium Hydroxide, Ca(OH)2
Ammonium Hydroxide, (NH4OH)
12
Q
Definition of a base
A
A substance that can neutralise an acid, forming a salt and water only.
13
Q
Hydrogens always travel in….
A
Pairs, (H2)
14
Q
Sodium Hydroxide + nitric acid =
A
Sodium nitrate + water
