Ionic Bonding Puzzle Activity Answer Key May 2026

| Metal Ion | Nonmetal Ion | Ratio (Metal:Nonmetal) | Chemical Formula | Compound Name | | :--- | :--- | :--- | :--- | :--- | | Na⁺ | Cl⁻ | 1:1 | NaCl | Sodium chloride | | K⁺ | Br⁻ | 1:1 | KBr | Potassium bromide | | Mg²⁺ | Cl⁻ | 1:2 | MgCl₂ | Magnesium chloride | | Ca²⁺ | O²⁻ | 1:1 | CaO | Calcium oxide | | Al³⁺ | F⁻ | 1:3 | AlF₃ | Aluminum fluoride | | Al³⁺ | O²⁻ | 2:3 | Al₂O₃ | Aluminum oxide |

In the puzzle, assuming all pieces connect only one way can lead to incorrect ratios. Always check the charge sum before writing the final formula. ionic bonding puzzle activity answer key

| Cation | Anion (Polyatomic) | Ratio | Chemical Formula | Compound Name | | :--- | :--- | :--- | :--- | :--- | | Na⁺ | NO₃⁻ | 1:1 | NaNO₃ | Sodium nitrate | | Ca²⁺ | NO₃⁻ | 1:2 | Ca(NO₃)₂ | Calcium nitrate | | NH₄⁺ | Cl⁻ | 1:1 | NH₄Cl | Ammonium chloride | | NH₄⁺ | SO₄²⁻ | 2:1 | (NH₄)₂SO₄ | Ammonium sulfate | | Mg²⁺ | OH⁻ | 1:2 | Mg(OH)₂ | Magnesium hydroxide | | Metal Ion | Nonmetal Ion | Ratio