Chem Crossword

12345678910111213141516171819202122232425262728293031323334353637383940414243
Across
  1. 1. It makes up most of an atom's volume, and yours too.
  2. 3. I'm absolutely, 100%, without a doubt positive!
  3. 7. An "overweight" atom.
  4. 9. Metals with one valence electron.
  5. 10. They're organized by # of valence electrons.
  6. 11. A model citizen in the world of chemistry.
  7. 13. The...of an atom is like a fly in a cathedral!
  8. 16. The universe is mostly made of this substance.
  9. 17. Mendeleev predicted more would be found.
  10. 19. the number of protons in an atom.
  11. 21. Sixth group; Third period.
  12. 23. Valence electrons hang out here.
  13. 25. Conservation of mass is a……not just a guideline!
  14. 27. The boundary between metals and nonmetals.
  15. 30. They're organized by # of electron shells.
  16. 31. Nickname for a chemical reaction.
  17. 32. They keep us from falling apart.
  18. 34. The sum of an atom's protons and neutrons.
  19. 36. This type of substance is produced in a chemical reaction.
  20. 37. Where the heavier elements get cooked up.
  21. 38. The tiny numbers in a chemical equation.
  22. 39. Really? Na with Cl? That is so...!
  23. 40. When the reactants get broken into smaller particles.
  24. 42. The type of dots that mean valence electrons.
  25. 43. Would also feel pretty comfortable in a position above Beryllium.
Down
  1. 2. A pattern that is repeated over and over, like weeks in a calendar.
  2. 4. # of Br ions that will easily bond with Magnesium.
  3. 5. Most bonds between nonmetals.
  4. 6. An equation that obeys the law of conservation.
  5. 8. Two energy shells; Three valence electrons.
  6. 12. The attraction between two ions.
  7. 14. He, Ne, Ar, Kr, etc...
  8. 15. Electrons in these bonds are free to roam.
  9. 18. They get rearranged in a chemical reaction.
  10. 19. A negative ion.
  11. 20. These can be changed when balancing equations.
  12. 22. Bromine and Mercury.
  13. 24. When the products are a combination of the reactants.
  14. 26. A positive ion.
  15. 28. A neutron's charge.
  16. 29. Electrons might have more friends if they weren't so...
  17. 33. If we were all covalent maybe we'd be more willing to...
  18. 35. The heaviest natural element.
  19. 41. Valence electrons in a Cesium atom.