Across
- 4. Also known as oxygen family
- 6. homogenous mixture
- 7. Bohr, Bohr’s model
- 9. Ce
- 13. it can be touch
- 15. heterogenous mixture
- 17. alcohol, homogenous mixture
- 19. simplest form
- 20. atomist
- 21. Model, Proposed by John Dalton
- 22. mixture
- 23. S
- 25. idea of qualities
- 28. Ra
- 31. matter and it’s properties
- 32. compound
- 33. parts of periodic table
- 34. state, “Most stable state of an atom
- 35. liquid
- 40. energy, “further away”
- 41. heterogenous mixture
- 42. number, always equal to the no. of proton
- 45. electrons, Electrons in the last electron shell
- 47. sand and flour
- 49. hg
- 50. discovered oxygen
- 51. homogenous mixture
Down
- 1. react with each other
- 2. First atomic hypothesis
- 3. protons and neutrons
- 5. figures, number or digits
- 8. two or more substances
- 10. uncuttable
- 11. Horizontal row
- 12. not definite
- 14. changing substance
- 16. shells, electron orbit in circles
- 18. Dispersed phase
- 23. homogeneous mixture
- 24. suds, compound
- 26. Model, Atom is made up of negative electrons
- 27. substance, can be element or compound
- 29. Sb
- 30. Chadwick, Discovered the neutron
- 36. kind of “seeds”
- 37. magicians
- 38. small
- 39. Earth,Air, Fire and water
- 43. carbonate, compound
- 44. it cannot be touch
- 46. energy, “Closer to”
- 48. solution, mixture