Starter quiz

  • What is an element?
    • a metal
    • a compound
    • a pure substance made of one kind of atom  ✓
    • a mixture
  • True or false? All pure substances are elements.
    • True
    • False ✓
  • True or false? If something is not pure, it is a mixture.
    • True ✓
    • False
  • True or false? All mixtures can be separated into their individual components through physical processes.
    • True ✓
    • False
  • What is the purpose of chemical analysis?
    • to break down substances
    • to find out the composition of a substance  ✓
    • to create new elements
    • to study biological organisms
  • Solubility is a measure of how well a substance can ______ in a solvent.
    • 'dissolve' ✓
+