CHEMISTRY

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Across
  1. 4. bond which results from the sharing of electron pairs between atoms
  2. 5. measure of the ability of an atom in a compound to attract electrons from another atom in the compound
  3. 8. particles with a net electrical charge
  4. 9. a positively charged ion
  5. 10. horizontal row of the periodic table
  6. 11. group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At)
Down
  1. 1. ions formed from a single atom
  2. 2. electrons in the outermost shell that are available to be lost, gained, or shared in the formation of chemical compounds
  3. 3. type of chemical bond in which valence electrons are lost from one atom and gained by another
  4. 6. process by which one or more substances are changed into one or more different substances
  5. 7. distance from the atom’s nucleus to the outer edge of the electron cloud