Bonding

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Across
  1. 1. a subatomic particle with a positive charge
  2. 3. a substance made from more than one type of atom
  3. 5. diagram used to represent covalent bonding
  4. 11. when an equation has the same number of atoms on either side
  5. 12. The smallest particle in an element or particle
  6. 15. there are eight of these in the periodic table
  7. 16. the charge all atoms want to have
  8. 17. a chemical bond that involves electrostatic attraction of electrons
Down
  1. 2. substances we start with before a chemical reaction takes place
  2. 4. the name given to the arrangements of electrons around the nucleus
  3. 6. a chemical bond that involves the sharing of electron pairs between atoms
  4. 7. the name of the levels the electrons fill up
  5. 8. substances formed after a chemical reaction
  6. 9. a pure substance that contains only one type of atom
  7. 10. a subatomic particle, symbol e−
  8. 13. how atoms are joined together
  9. 14. the name of mrs mirto's new puppy