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5 Written questions

5 Matching questions

  1. NaCl (type)
  2. Si (unit cell)
  3. Kr
  4. Graphite (type)
  5. SiO₂(name)
  1. a ionic solid
  2. b group 18 solid (aka atomic solid)
  3. c 2-D network solid
  4. d
  5. e Silicon dioxide, (aka) silica, (most commonly found in nature as) quartz

5 Multiple choice questions

  1. The smallest building block of a crystal, consisting of atoms, ions, or molecules, whose geometric arrangement defines a crystal's characteristic symmetry and whose repetition in space produces a crystal lattice.
  2. Network Solid (3-D)
  3. metallic solid
  4. amorphous solid

5 True/False questions

  1. Graphite (unit cell)


  2. Graphite (description of structure)layered, planar; can be described as a 2-dimensional lattice because covalent bonds occur only within sheets (planes) called graphenes; in each layer C atoms are arranged in a honeycomb-like lattice


  3. Fe (type)Network solid (3-D)


  4. Si (structure)
    tetrahedral network


  5. Pb (type)metallic solid


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