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5 Written questions

5 Matching questions

  1. cohesion
  2. ion
  3. solute
  4. suspension
  5. atom
  1. a mixtures of water and nondissolved materials
  2. b the substance that is dissolved
  3. c an attraction between molecules of the same substance
  4. d basic unit of matter
  5. e positively or negatively charged atom

5 Multiple choice questions

  1. positively charged particle of an atom
  2. neutral particle of an atom
  3. force of attraction between large molecules
  4. atoms of the same element but with a different number of neutron
  5. substance formed by the chemical comination of two or more compounds in definite proportion

5 True/False questions

  1. solventthe substance in which the solute is dissolved


  2. pH scalesmallest unit of a compound


  3. nucleuscenter of the atom containing protons and neutrons


  4. adhesionan attraction between molecules of different substances


  5. basesolution witha lower concentration of hydrogen ions than water