Tutorial 3 PDF - Chemistry Practice Questions

**1. What is the correct formula for the compound formed by Fe³⁺ and CN⁻?** A) FeCN B) Fe(CN)₃ C) Fe₃(CN) D) Fe(CN)₂ --- **2. What is the correct formula for the compound formed by K⁺ and SO₄²⁻?** A) KSO₄ B) K₂SO₄ C) K₄SO₄ D) K₃(SO₄)₂ --- **3. What is the correct formula for the compound...

**1. What is the correct formula for the compound formed by Fe³⁺ and CN⁻?** A) FeCN B) Fe(CN)₃ C) Fe₃(CN) D) Fe(CN)₂ --- **2. What is the correct formula for the compound formed by K⁺ and SO₄²⁻?** A) KSO₄ B) K₂SO₄ C) K₄SO₄ D) K₃(SO₄)₂ --- **3. What is the correct formula for the compound formed by Li⁺ and N³⁻?** A) LiN B) Li₃N C) LiN₃ D) Li₃N₂ --- **4. What is the correct formula for the compound formed by Ca²⁺ and P³⁻?** A) CaP B) Ca₂P₃ C) Ca₃P₂ D) Ca₃(PO₄)₂ --- Here are multiple-choice questions for the formulas of compounds formed by each pair of ions: --- **1. What is the correct formula for the compound formed by Co²⁺ and N³⁻?** A) Co₃N₂ B) CoN C) Co₂N₃ D) CoN₃ --- **2. What is the correct formula for the compound formed by NH₄⁺ and PO₄³⁻?** A) (NH₄)₃PO₄ B) NH₄PO₄ C) (NH₄)₃(PO₄)₂ D) NH₄₃PO₄ --- **3. What is the correct formula for the compound formed by Na⁺ and CO₃²⁻?** A) NaCO₃ B) Na₂CO₃ C) Na₃CO₃ D) Na(CO₃)₂ --- **4. What is the correct formula for the compound formed by Fe³⁺ and OH⁻?** A) FeOH B) Fe₂(OH)₃ C) Fe(OH)₃ D) Fe₃(OH)₂ --- Here are multiple-choice questions based on the naming of compounds and writing formulas: --- **1. What is the correct name for Na₂SO₄?** A) Sodium sulfate B) Sodium sulfite C) Sodium sulfide D) Sodium peroxide --- **2. What is the correct name for CaS?** A) Calcium sulfide B) Calcium sulfate C) Calcium sulfite D) Calcium oxide --- **3. What is the correct name for CuCl?** A) Copper(I) chloride B) Copper(II) chloride C) Copper chloride D) Copper(I) oxide --- **4. What is the formula for lead(II) permanganate?** A) Pb(MnO₄)₂ B) PbMnO₄ C) Pb₂(MnO₄) D) PbMn₂O₄ --- **5. What is the formula for barium hydrogen carbonate?** A) Ba(HCO₃)₂ B) BaHCO₃ C) Ba₂(HCO₃)₃ D) Ba(HCO₃) --- **6. What is the formula for cesium sulfide?** A) Cs₂S B) CsS C) Cs₃S D) CsSO₄ --- **7. What is the correct name for Na₂O?** A) Sodium oxide B) Sodium hydroxide C) Sodium peroxide D) Sodium oxygen --- **8. What is the correct name for Mn₂O₃?** A) Manganese(III) oxide B) Manganese(II) oxide C) Manganese oxide D) Manganese(V) oxide --- **9. What is the correct name for NH₄HCO₃?** A) Ammonium hydrogen carbonate B) Ammonium bicarbonate C) Ammonium carbonate D) Ammonium acetate --- **10. What is the correct name for Cu(NO₃)₂?** A) Copper(II) nitrate B) Copper(I) nitrate C) Copper(III) nitrate D) Copper nitrate --- **11. What is the correct name for Cr₂O₃?** A) Chromium(III) oxide B) Chromium(II) oxide C) Chromium(VI) oxide D) Chromium oxide