The number of atoms is indicated by a subscript following the element symbol. An acid containing one less oxygen atom than the -ous acid has the prefix hypo-and the -ous ending. Translations How to say chemical formula in Hindi.
The number of atoms is indicated by a subscript following the element symbol.
A chemical formula represents an element or compound in balanced equations. SnO2s 2 H2g Sns 2 H2Og Now you should be familiar enough to write chemical formulas. The formulae for most elements is just their symbol. The number of atoms is determined by the subscript attached to the symbol.