ELEMENTS BY YAO

Edit Answers
123456789
Across
  1. 2. atomic number is 86
  2. 5. last element
  3. 8. Sn
  4. 9. Au
Down
  1. 1. atomic number is 82
  2. 3. found in resistance things
  3. 4. Fe
  4. 6. atomic number is 10
  5. 7. C