Across
- 2. energy it takes to remove an e-
- 3. covalent bonded atoms with charge
- 6. gives off energy
- 8. positive charged ion
- 12. atom with charge
- 16. composition is uniform
- 19. metals delocalized e-
- 21. safety regulations followed during lab
- 22. elements with same atomic #; position of table
- 23. mix of substances not chemically combined
- 25. how bad an atom wants to bond to e-
- 26. nonmetals, share e-
- 28. reactivity or chemical composition
- 29. negitve charged ion
- 30. way of giving info about the chemical proportions of atoms
- 35. composition is not uniform
- 37. unstable isotope that will decay
- 38. small to high energy on EM
- 39. amount doesnt matter
- 40. range of wavelengths in radiation
Down
- 1. distribution of electrons in a atom
- 4. metal +nonmetal bonds, transfers e-
- 5. e- returns to original level
- 7. amount matters observed or measured
- 9. e- gains energy and jumps to high level
- 10. educated guess
- 11. size of atom
- 13. the theory that all matter is made up of tiny indivisible particles
- 14. emits alpha particles
- 15. small nuclei combines to form 1 large nuclei
- 17. safety data sheet
- 18. emits gamma radiation
- 20. observed or measured
- 24. large nuclei splits to form smaller nuclei
- 27. substance's ability to dissolve in liquid
- 31. fixed composition
- 32. eats away
- 33. well-sustained explanation
- 34. emits an e-, neutron becomes proton
- 36. shows valence e-