Reactions of acids: Chemical Changes: Chemistry: GCSE (9:1)

• Metal + Acid -->

  Salt + hydrogen
• Acid + Base -->


  Salt + water
• Acid + Carbonate -->


  Salt + water + carbon dioxide
• Hydrochloric acid

  HCl
• Sulfuric acid

  H2SO4
• Nitric acid

  HNO3
• Type of salt produced by hydrochloric acid

  Metal chloride
• Type of salt produced by sulfuric acid

  Metal sulfate
• Type of salt produced by nitric acid

  Metal nitrate
• Acid


  A substance that increases the H+ ion concentration of a solution

  
• Base


  A substance that reacts with an acid and neutralises it
• Alkali


  A soluble base, that produces OH- ions in solution
• Types of chemicals that are bases

  Metal oxides, metal hydroxides, metal carbonates, ammonia
• Types of chemicals that are alkalis

  Metal hydroxides, ammonia
• Neutralisation reaction

  The reaction of an acid and a base forming a salt and water
• Ionic equation for neutralisation

  H+ + OH- --> H2O
• Substance reduced in metal acid reaction

  Hydrogen
• Substance oxidised in metal acid reaction


  Metal