Across
- 1. alpha particles
- 2. bottom two rows of periodic table
- 3. 6.626*10^-34
- 4. 2nd highest energy wavelength
- 6. colors of rainbow
- 7. bottom of wavelength
- 9. shortest wavelength on electromagnetic spectrum
- 15. radioactive element
- 18. used in atomic bomb
- 20. table of elements
- 23. heaviest stable element
- 24. highest energy visible light
- 25. element 10
- 26. number of electrons allowed in d orbital
- 28. protons in hydrogen
- 29. unit of measuring wavelength
- 30. number of electrons allowed in p orbital
- 31. atomic bomb
- 36. heavies noble gas
- 38. does not decay
- 39. subatomic particle with -1 charge
- 40. significant ____
- 42. harmful light from sun
- 43. element with different number of neutrons
Down
- 1. uncertainty principle
- 5. lowest energy wavelengths
- 8. unit of measuring frequency
- 10. size of wave
- 11. person who performed gold foil experiment
- 12. subatomic particle with no charge
- 13. unit of measuring energy
- 14. single particle of light
- 16. what atoms are mostly made of
- 17. top of wavelength
- 19. area where protons and neutrons are located
- 21. number of electrons allowed in s orbital
- 22. atom with positive or negative charge
- 27. lowest energy visible light
- 29. waves used in kitchen appliance
- 32. total of protons and neutrons combined
- 33. outermost electron shell
- 34. minimum amount of energy that can be gained or lost by an atom
- 35. subatomic particle with +1 charge
- 37. type of element in row 8
- 41. wavelength slightly longer than visible light