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5 Written questions

5 Multiple choice questions

  1. materials having conductivity properties between that of metals and nonmetals and having controllable conductivity parameters
  2. an element that has some characteristics of metals and some characteristics of nonmetals
  3. the process of a solid changing directly to a vapor without forming a liquid
  4. different forms of the same element having different molecular structures
  5. occurs because electrons move freely among a metal's positively charged ions and explains properties such as ductility and the ability to conduct electricity

4 True/False questions

  1. radioactive elementelement, such as radium, whose nucleus breaks down and emits particles and energy

          

  2. diatomic moleculeability of metals and alloys to be rolled or hamered into thin sheets

          

  3. metalelement that usually is a gas or brittle solid at room temperature, is not malleable or ductile, is a poor conductor of heat and electricity, and typically is not shiny

          

  4. transuranium elementelements having more than 92 protons, all of which are synthetic and unstable

          

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