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How Much Do You Know About Chemistry?

When we think of chemicals, we tend to think of liquids, but in fact chemistry is a huge subject which covers far more than that. It is the science of what makes up the physical world, i.e. all physical matter,, comprising gases, liquids and solids. These can be either organic or inorganic. How much do you know about this fascinating and often difficult subject? Do this fun quiz to find out!

  • Question of

    Q1: What is the definition of an acid?

    • A substance which produces H- (negatively-charged hydrogen) ions when dissolved in water
    • A substance which produces H+ (positively charged hydrogen) ions when dissolved in water
    • A corrosive liquid containing both H+ and H- ions.
    • A corrosive chemical containing only H+ ions
  • Question of

    Q2: What is the definition of a base?

    • A substance which reacts with an alkali in solution producing a salt and water only
    • A neutral chemical substance, neither acidic nor alkaline
    • A base is a substance which reacts with an acid in solution producing a salt and water only
    • A type of musical instrument, like a large violin
  • Question of

    What is the definition of an alkali?

    • A base that dissolves in water
    • An acid which dissolves in water
    • A person with a drinking problem
    • A liquid with a very low boiling point
  • Question of

    What is the name of the smallest part of the element, which reacts like a bulk sample of the element?

    • Atom
    • Neutron
    • Electron
    • Molecule
  • Question of

    Thinking caps on for this one! What is the correct form of this equation?

    • HCl (aq) + NaOH (aq) → NaOH (aq) + Cl (g)
    • HCl(aq) + NaOH(aq) → 2HNa (g) + Cl
    • HCl (aq) + NaOH(aq) → NaOCl + H (g)
    • HCl(aq) + NaOH(aq) → NaCl(aq) + H2O
  • Question of

    Why is helium known as an inert gas?

    • Because it is very difficult to detect under lab conditions
    • Because it reacts with very few other substances
    • Because it is lazy and stays in bed a lot
    • Because it is one of the few gases which are subject to the physical law of inertia
  • Question of

    What is krypton?

    • An alien mineral which is deadly to Superman
    • A type of metal
    • One of the inert gases
    • A substance found in volcanic lava
  • Question of

    What are the transition elements?

    • They are typically substances which can be either solids or gases, depending on the temperature and environment.
    • They are hard, man-made solid substances used in chemical engineering
    • They are confused metals which wish to change gender
    • They are usually metals with high melting points which easily form alloys with other metals
  • Question of

    What are catalysts used for?

    • Generally used to speed up reactions, while remaining unchanged themselves
    • Generally used to slow down reactions, while remaining unchanged themselves.
    • They are used by cat-owners to entertain their pets
    • They are used in car engines, in the fuel cooling system


What do you think?

15 points

Written by Maggie Bailey

Years Of MembershipStory MakerContent Author


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