Difference between revisions of "Salt"
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[[Potassium Nitrate]] - KNO<sub>3</sub> | [[Potassium Nitrate]] - KNO<sub>3</sub> | ||
| − | [[Zinc Nitrate]] - | + | [[Zinc Nitrate]] - Zn(NO<sub>3</sub>)<sub>2</sub> |
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Revision as of 10:08, 4 July 2019
Contents
Key Stage 2
Meaning
Salt usually refers to the small white grains added to food to improve the flavour.
About Salt
- Table salt is small white crystals.
- Not all salts are the same as table salt and most types of salt are not safe to eat.
Key Stage 3
Meaning
Salts are a group of chemicals made in neutralisation reactions.
About Salt
| Halides | Sulphates | Nitrates |
Key Stage 4
Meaning
Salts are a group of chemicals made in neutralisation reactions.
About Salt
| Halides | Sulphates | Nitrates |
|
Lithium Fluoride - LiF Sodium Chloride - NaCl Magnesium Bromide - MgBr2 Calcium Iodide - CaI2 |
Potassium Sulphate - K2SO4 Aluminium Sulphate - Al2(SO4)3 Iron Sulphate - Fe2(SO4)3 Copper Sulphate - CuSO4 |
Beryllium Nitrate - Be(NO3)2 Ammonium Nitrate - NH4NO3 Potassium Nitrate - KNO3 Zinc Nitrate - Zn(NO3)2 |