Help students practise writing chemical formulas with this clear and structured Year 8/9 chemistry worksheet. Students build confidence with chemical symbols, subscripts, atom counting, ionic charge balancing, and brackets for polyatomic ions.
This worksheet includes simple molecular formula practice, ionic formula questions, a common ions reference table, formula writing from compound names, and a challenge section on brackets and polyatomic ions. A full answer key is included for easy marking.
Included topics:
Chemical formulas, counting atoms, subscripts, molecular formulas, ionic compounds, ion charges, charge balancing, polyatomic ions, brackets, and formula writing.
Perfect for chemistry lessons, revision, homework, independent practice, or assessment preparation.