Worksheet: Writing Ionic Compound Formulas
Directions: Write the chemical formula for each ionic compound using the given ions.
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Sodium chloride Ions: Na+ and Cl- Formula: _______
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Calcium oxide Ions: Ca2+ and O2- Formula: _______
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Magnesium nitride Ions: Mg2+ and N3- Formula: _______
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Aluminum sulfide Ions: Al3+ and S2- Formula: _______
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Potassium iodide Ions: K+ and I- Formula: _______
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Barium fluoride Ions: Ba2+ and F- Formula: _______
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Iron (III) oxide Ions: Fe3+ and O2- Formula: _______
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Copper (II) chloride Ions: Cu2+ and Cl- Formula: _______
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Zinc bromide Ions: Zn2+ and Br- Formula: _______
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Silver nitrate Ions: Ag+ and NO3- Formula: _______
Bonus: Write the chemical formula for magnesium sulfate. Ions: Mg2+ and SO42- Formula: _______
Answer Key: 1. NaCl 2. CaO 3. Mg3N2 4. Al2S3 5. KI 6. BaF2 7. Fe2O3 8. CuCl2 9. ZnBr2 10. AgNO3 Bonus: MgSO4
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