back to top

Would You Pass School Chemistry Now?

If all the questions were multiple choice. Real questions from past GCSE exam papers.

Posted on
  1. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Na. See ->

  2. Correct
    Incorrect
    Ethanoic acid.
    Correct
    Incorrect
    Hydrochloric acid.
    Correct
    Incorrect
    Nitric acid.
    Correct
    Incorrect
    Sulfuric acid.
    Correct!
    Wrong!

    Hydrochloric acid.

  3. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Hydrocarbons contain only the elements carbon (C) and hydrogen (H).

  4. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Carbon makes up to 2.1% of steel by weight.

  5. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Carbon dioxide.

  6. Correct
    Incorrect
    Zinc sulphate + water.
    Correct
    Incorrect
    Zinc sulphuric acid.
    Correct
    Incorrect
    Zinc sulphide + water.
    Correct!
    Wrong!

    Sulfuric acid always produces a sulfate.

  7. Correct
    Incorrect
    Steam is formed.
    Correct
    Incorrect
    A white powder is produced.
    Correct
    Incorrect
    The lump of calcium oxide cools down.
    Correct
    Incorrect
    Calcium hydroxide is formed.
    Correct!
    Wrong!

    Calcium oxide reacts with water to form calcium hydroxide, also called slaked lime. A lot of heat is produced, which can make the water boil.

  8. Correct
    Incorrect
    Conduct electricity when solid.
    Correct
    Incorrect
    Do not conduct electricity when molten.
    Correct
    Incorrect
    Have low melting points.
    Correct
    Incorrect
    Have high melting points.
    Correct!
    Wrong!

    Ionic compounds have high melting and boiling points. They don't conduct electricity when solid, but do when they are melted or dissolved.

  9. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Calcium produces an orange-red flame.

  10. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    The Haber process is the manufacture of ammonia from nitrogen and hydrogen.

  11. Correct
    Incorrect
    Weak covalent bonds between the oxygen atoms.
    Correct
    Incorrect
    Weak covalent bonds between the oxygen molecules.
    Correct
    Incorrect
    Weak forces of attraction between the oxygen atoms.
    Correct
    Incorrect
    Weak forces of attraction between the oxygen molecules.
    Correct!
    Wrong!

    Weak forces between molecules make it easier to separate them.

  12. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Propene has the chemical formula C3H6.

  13. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Oxidised.

  14. Correct
    Incorrect
    Copper chloride.
    Correct
    Incorrect
    Lead chloride.
    Correct
    Incorrect
    Magnesium chloride.
    Correct
    Incorrect
    Potassium chloride.
    Correct!
    Wrong!

    Most metal chlorides are soluble in water, but lead and silver chloride are not.

  15. Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct
    Incorrect
    Correct!
    Wrong!

    Butane has four carbon atoms and ten hydrogen.

Take quizzes and chill with the BuzzFeed app.