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5 Written questions

5 Matching questions

  1. 6.022 x 10^23
  2. fluorine
  3. quantity
  4. electronegative
  5. quantum theory
  1. a Avogadro's number
  2. b something that has magnitude, size, or amount
  3. c hydrogen bonding can occur when hydrogen is covalently bonded to a highly ________ atom
  4. d describes mathematically the wave properties of electrons and other very small particles
  5. e which of the following elements has the highest electronegitivity?

5 Multiple choice questions

  1. when one atom has a higher electronegativity than the other a _________ covalent bond will result
  2. the electronegativities of f-block elements ________
  3. the smallest particle of an element that retains the chemical properties of that element
  4. one-half the distance between the nuclei of identical atoms that are bonded together
  5. whether a bond will be ionic or covalent depends on the difference in ____________ of the atoms involved

5 True/False questions

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


  2. carbon-14one atomic mass unit that is exactly 1/12 the mass of a _______ atom.


  3. protonsa particle of electromagnetic radiation having zero mass and carrying a quantum of energy


  4. accuracya measure of how close a measurement comes to the true value of what is being measured


  5. dimensional analysisa way to analyze and solve problems using the units, or dimensions, of the measurements


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