Chemistry Mid Term Vocabulary Review

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Across
  1. 2. difference in electronegativity
  2. 4. composed of atoms with the same number of protons
  3. 6. reason the atomic mass on the periodic table is not a whole #
  4. 8. ability of an atom to attract an electron
  5. 10. positively charged subatomic particle
  6. 11. when an atom gains or loses an electron
Down
  1. 1. vertical column on the Periodic Table
  2. 3. smallest unit that matter is made of
  3. 4. negatively charged subatomic particle
  4. 5. Group 17 elements
  5. 7. Mass = #protons + #neutrons
  6. 9. sunatomic particle with no charge
  7. 10. horizontal row on the Periodic Table