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Question
Write the steps in deducing the chemical formulae of the following compound.
Sodium sulphate
Short/Brief Note
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Solution
Sodium sulphate:
The Symbols and Valencies of Sodium and Sulphate.
| Symbol | Na | SO4 |
| Valency | 1 | 2 |
Cross-multiply the valencies
The chemical formula of Sodium sulphate is Na2SO4.
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