NAME: ________________________

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5 Written Questions

5 Matching Questions

  1. increasing atomic number
  2. molar mass
  3. electromagnetic radiation
  4. neutral
  5. average atomic mass
  1. a a form of energy that exhibits wavelike behavior as it travels through space
  2. b the weighted average of the atomic masses of the naturally occurring isotopes
  3. c the mass of one mole of a pure substance is called the __________ of that substance
  4. d ionic compounds are electrically ____________
  5. e in the modern periodic table, elements are arranged according to _________

5 Multiple Choice Questions

  1. a specific portion of matter in a given region of space that has been selected for study during an experiment or observation.
  2. the first periodic table was published by_______
  3. when two or more valid Lewis structures can be drawn for a molecule
  4. the total number of protons and neutrons that make up the nucleus of an isotope
  5. electrons are shared equally in __________ covalent bonds

5 True/False Questions

  1. electronsthe atomic number of an element is the number of ______ of each atom of that element

          

  2. metalloidsD-block elements are

          

  3. bond energythe energy required to break a bond between two covalently bonded atoms

          

  4. transition elementswhat name is sometimes used to refer to the entire set of d-block elements?

          

  5. photoelectric effectatoms tend to achieve an octet of electrons in its highest occupied energy level when forming compounds

          

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