Across
- 3. relating to the emission of ionizing radiation or particles
- 4. size of wave
- 7. between two metals
- 9. multiple atoms bonded together with a charge
- 12. table of the chemical elements arranged in order of atomic number
- 13. metal and non-metal bond
- 14. positive charge
- 15. emits gama radiation
- 17. evenly mixed
- 20. observed in a chemical reaction
- 22. how badly an atom wants e- in a bond
- 23. sheet with hazards and properties of a chemical
- 25. can't be seperated physically
- 26. two or more substances physically combined
- 27. does not depend on amount of property
- 30. educated guess
- 32. range of wavelengths of energy
- 35. also called a column on the periodic table
- 36. small nuclei combined to form on bigger nucleus
- 39. between two non-metals
- 40. number of protons in the nucleus of an atom
- 41. charged atom(# of electrons)
- 42. shows valence e-
Down
- 1. also called a row on the periodic table
- 2. gives off energy
- 5. e- falls back to original level, gives off energy
- 6. ability to dissolve
- 8. idea supported with evidence
- 10. energy it takes to remove an e-
- 11. negative charge
- 16. emits alpha particle
- 18. same element different mass
- 19. depends on the amount of matter
- 21. any property that is measurable/obs atoms bondedervable
- 24. tells e- location
- 28. e- gains energy and jumps to higher e- level
- 29. large nucleus loses particles
- 31. unevenly mixed
- 33. size of atom
- 34. eats away/burns
- 37. emits an e-, neutron becomes a proton
- 38. basic unit of a chemical element