Unit 5

1234567
Across
  1. 4. electrons electrons on the outer shell of an atom
  2. 6. occurs when atoms or groups lose electrons
  3. 7. Law elements arranged in the order of their atomic number
Down
  1. 1. found on a slanted line that spilts the metals and nonmetals
  2. 2. the transfer of electrons between species in a chemical reaction
  3. 3. found on the left side of the periodic table
  4. 5. found on the right side and upper corner of the periodic table