Key Stage 3
Meaning
A Metal Hydroxide is a basic metal compound made of one or more Metal atoms and one or more Hydroxide ions.
About Metal Hydroxides
- Metal Hydroxides have a pH greater than 7
- All Metal Hydroxides dissolve in water to make an alkali.
Examples
Group 1 Metal Hydroxides
|
Group 2 Metal Hydroxides
|
Transition Metal Hydroxides
|
Group 3 Metal Hydroxides
|
- Lithium Hydroxide: LiOH
- Sodium Hydroxide: NaOH
- Potassium Hydroxide: KOH
- Rubidium Hydroxide: RbOH
- Caesium Hydroxide: CsOH
|
- Beryllium Hydroxide: Be[OH]2
- Magnesium Hydroxide: Mg[OH]2
- Calcium Hydroxide: Ca[OH]2
- Strontium Hydroxide: Sr[OH]2
- Barium Hydroxide: Ba[OH]2
|
Chemical Formulae may vary for transition metals.
- Titanium Hydroxide: Ti[OH]4
- Manganese Hydroxide: Mn[OH]2
- Iron Hydroxide: Fe[OH]2
- Copper Hydroxide: Cu[OH]2
- Zinc Hydroxide: Zn[OH]2
|
- Boron Hydroxide: B[OH]3
- Aluminium Hydroxide: Al[OH]3
- Gallium Hydroxide: Ga[OH]3
- Indium Hydroxide: In[OH]3
|
References
AQA
- Metal hydroxides, reaction with acids, pages 111-12, 281, GCSE Chemistry, Hodder, AQA
- Metal hydroxides, reaction with acids, pages 213-14, 248, GCSE Combined Science Trilogy 1, Hodder, AQA