Difference between revisions of "Word Equation"
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===Examples=== | ===Examples=== | ||
| − | Calcium Carbonate → Calcium Oxide + Carbon Dioxide | + | |
| + | ====Thermal Decomposition Reactions==== | ||
| + | : Calcium Carbonate → Calcium Oxide + Carbon Dioxide | ||
| + | : Copper Carbonate → Copper Oxide + Carbon Dioxide | ||
| + | : Zinc Carbonate → Zinc Oxide + Carbon Dioxide | ||
| + | |||
| + | ====Combustion Reactions==== | ||
| + | : Methane + Oxygen → Carbon Dioxide + Water | ||
| + | : Ethane + Oxygen → Carbon Dioxide + Water | ||
| + | : Propane + Oxygen → Carbon Dioxide + Water | ||
| + | |||
| + | : Magnesium + Oxygen → Magnesium Oxide | ||
| + | : Aluminium + Oxygen → Aluminium Oxide | ||
| + | : Iron + Oxygen → Iron Oxide | ||
Revision as of 17:48, 8 December 2018
Contents
Key Stage 3
Meaning
A word Equation is a way of representing chemical reactions to show the reactants and products using the names of the chemicals.
About Word Equations
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- Word equations can be used to show the names of chemicals before and after reactions but they do not show the numbers of molecules or the number of atoms in each molecule. For that information you need a Balanced Symbol Equation.
Examples
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Key Stage 4
Meaning
A word equation is a way of representing chemical reactions to show the reactants and products using the names of the chemicals.
About Word Equations
Examples
Thermal Decomposition Reactions
- Calcium Carbonate → Calcium Oxide + Carbon Dioxide
- Copper Carbonate → Copper Oxide + Carbon Dioxide
- Zinc Carbonate → Zinc Oxide + Carbon Dioxide
Combustion Reactions
- Methane + Oxygen → Carbon Dioxide + Water
- Ethane + Oxygen → Carbon Dioxide + Water
- Propane + Oxygen → Carbon Dioxide + Water
- Magnesium + Oxygen → Magnesium Oxide
- Aluminium + Oxygen → Aluminium Oxide
- Iron + Oxygen → Iron Oxide