Across
- 3. The number of protons are shown as the ____
- 6. Sub-atomic particles with a zero charge (they are neutral)
- 9. the maximum value of downward displacement
- 10. The maximum value of upward displacement
- 13. what label is energy measured with
- 14. Electromagnetic radiation thats just greater than that of the red end of the visible light spectrum
- 16. A form of electromagnetic radiation with a wavelength shorter than that of visible light, but longer than X-rays
- 19. 58.933 Atomic Mass
- 22. the formula for the relationship between the energy of a photon and it's frequency
- 23. The smallest unit of ordinary matter that forms a chemcial element
- 25. Smaller sub-atomic particles that have a charge of -1
- 27. Atoms with a negative charge and have more electrons than protons
- 29. [Ne]3s^2 3p^3
- 30. When an atom absorbs energy, the electrons move from their ground state to an ____state
- 33. ____'s model describe the properties of atomic electrons in terms of a set of possible values
- 34. a three dimensional description of the most likely location of an electron around an atom
- 35. Sub-atomic particles with a +1 charge and a mass of about 1 atom
- 38. [Ar]4s^2 3d^4
- 39. Each element's AES is ______ and can be used to identify it
- 40. A measure of how positive or negative an atom is
- 42. an acronym for the sequence of hues in a rainbow
- 43. The distance between the crests of a wave
- 44. The maximum distance of a wave's displacement
- 45. Tiny particles that make up matter
Down
- 1. The flame test experiment is a _____ experiment
- 2. 3.00 x 10^8
- 4. An atom that has gained or lost one or more electrons
- 5. 196.97 Atomic Mass
- 7. the frequency of visible light is shown as
- 8. A tiny object made entirely of protons and neutron
- 11. An element is ____ if the forces among the particles that make up the nucleus are balanced
- 12. 1 ____ is equivalent to 1/second
- 15. The number of waves that pass a fixed point in unit time
- 17. a tiny particle of light or electromagnetic radiation
- 18. The minimum amount of energy that can be gained or lost by an atom
- 20. A unique single upper + lowercase symbol
- 21. ____ electrons are electrons on the most outer shell of an atom
- 24. the first element symbol in your compound
- 26. The innermost shell of electrons surrounding a nucleus
- 28. Atoms with a positive charge and have fewer electrons than protons
- 31. The ____ of an element are atoms with the same number of protons but different numbers of neutrons
- 32. Possibilities are s,p,d, or f
- 35. Alpha particles have a ____ charge
- 36. [Ar]4s^2 3d^8
- 37. An electromagnetic wave with the wavelength in the range 0.001-0.3m
- 41. _____'s principle states that electrons fill lower-energy atomic orbitals before filling higher-energy ones