What are the general rules for writing a chemical formula. Write with six examples
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Rules for writing a chemical formula
Write down the symbols of the elements / ions, which combine to form a molecule of the compound, side by side. ...
Write the valency of each element / ion.
Interchange the valencies of the elements / ions and write as the subscript. ...
The radical / polyatomic ions must be written in brackets, before the subscript is written.
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