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NAMES of reactants and products | FORMULA of product | ATOMS of each element in product |
1. magnesium + ==> magnesium oxide | | 1Mg and 1O |
2. sulphate (from a salt preparation) | Na2SO4 | Na, S, O |
3. aluminium + ==> | AlCl | Al and 3Cl |
4. sodium + oxygen ==> sodium | Na2O | Na and O |
5. carbon + oxygen ==> carbon | CO2 | C and O |
6. copper + sulphur ==> sulphide | CuS | 2Cu and S |
7. carbonate (from limestone rock formation) | CaCO3 | Ca, C, 3 |
8. ammonium nitrate (from a salt preparation) | NH4NO3 | N, H, O |
9. sodium + chlorine ==> | | 1Na, 1Cl |