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    • January 31, 2026 at 5:11 pm #102039
      Hunain Zia
      Keymaster

      A. Writing Word → Symbol Equations

      1. Write a balanced chemical equation for the reaction between magnesium and dilute hydrochloric acid.

      2. Write the equation for sodium reacting with water.

      3. Write the balanced equation for calcium carbonate reacting with dilute nitric acid.

      4. Write the equation for ammonia reacting with hydrogen chloride gas.

      5. Write the equation for copper(II) oxide reacting with sulfuric acid.

      B. Ionic Equations (AS favourite)

      1. Write the ionic equation for the reaction between aqueous sodium hydroxide and aqueous hydrochloric acid.

      2. Write the ionic equation for silver nitrate reacting with sodium chloride solution.

      3. Write the ionic equation for barium chloride reacting with sodium sulfate solution.

      4. Write the ionic equation for hydrogen ions reacting with carbonate ions.

      C. Redox & Oxidation State Equations

      1. Write a balanced equation for zinc reacting with copper(II) sulfate solution.

      2. Write the equation for iron reacting with steam.

      3. Write a balanced equation for magnesium burning in oxygen.

      4. Write the equation for hydrogen reducing copper(II) oxide.

      D. Acids, Bases & Salts

      1. Write the balanced equation for sodium hydroxide reacting with sulfuric acid.

      2. Write the equation for calcium oxide reacting with water.

      3. Write the equation for aqueous ammonia reacting with nitric acid.

      4. Write the equation for potassium carbonate reacting with dilute hydrochloric acid.

      E. Periodic Trends & Group Chemistry

      1. Write the equation for chlorine reacting with potassium bromide solution.

      2. Write the equation for sodium reacting with chlorine.

      3. Write the equation for magnesium reacting with nitrogen.

      F. Organic Chemistry (AS Core Reactions)

      1. Write the equation for the complete combustion of ethanol.

      2. Write the equation for the reaction of ethene with bromine.

      3. Write the equation for the hydration of ethene (use correct conditions).

      4. Write the equation for the oxidation of ethanol to ethanoic acid (use [O]).

      G. Haber & Equilibrium

      1. Write the Haber process equation for the formation of ammonia, including the state symbols.

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