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Revision Part 3

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  • Which two elements are combined in magnesium oxide?
    magnesium and oxygen
  • What are the two elements present in sodium chloride?
    sodium and chlorine
  • The elements located on the left hand side of the periodic table are
    metals
  • The state of matter shown in the diagram is a
    gas
  • The diagram shows the particles of a/an
    compound
  • True or False: Water is an example of an element
    False
  • What is the name of the compound formed when calcium and sulfur combines
    calcium sulfide
  • The physical combination of two or more substances is called
    mixture
  • Which two elements are combined in hydrogen sulfide?
    hydrogen and sulfur
  • The diagram shows the particles of a/an
    mixture
  • The simplest form of a substance is called
    an element
  • The diagram shows the particles of a/an
    atom
  • The state of matter shown in the diagram is a
    liquid
  • True or False: Mixtures can be separated by physical means.
    False
  • The systematic arrangement of elements in terms of increasing atomic number is called
    The periodic table
  • The state of matter shown in the diagram is a
    solid
  • True or False: Elements can be separated by chemical reactions
    False
  • The chemical combination of two or more substances
    compound
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