Across
- 1. colors ____ electrons when they have a level of 2.0 eV or more.
- 3. an element with an atomic mass of 16.
- 6. minimum amount of energy that can be gained or lost by an atom.
- 8. how many electrons does gold have with an atomic number of 197 and a charge of 1?
- 14. mass the average weight of an atom of a chemical element
- 15. the lowest point of a wave.
- 17. how many electrons does chlorine have with an atomic number of 36 with a charge of -1?
- 21. a negatively charged subatomic particle
- 22. the formula c=3.00 x 10^8 refers to _____.
- 25. the element Fe is called _____.
- 29. the atomic mass of calcium.
- 30. the unit applied to v=2.68 x 10^6 Hz is ____.
- 32. the variable “v” in the formula c=λv means ____.
- 33. the maximum extent of a vibration measured from the point of equilibrium.
- 34. when protons come into close proximity from each other they ____.
- 36. the formula h=6.626 x 10^-34 refers to _____.
- 39. a neutral subatomic particle
- 40. the atomic mass of sulfur.
- 41. an element abbreviated as Bi.
- 43. the center of an atom that is condensed with a collection of particles.
Down
- 2. the element W is called ____.
- 4. the unit applied to E=4.1 x 10^-19 J is ____.
- 5. the highest point of a wave.
- 7. an element abbreviated as At.
- 9. electrons enter the _____ state when an atom absorbs energy.
- 10. an element abbreviated as Th.
- 11. the atomic mass of N.
- 12. the atomic mass of helium.
- 13. particles that make up atoms are called ____.
- 14. atoms with a negative charge that have more electrons than protons.
- 16. number the number of protons in a chemical element that is found above the atomic symbol.
- 18. the state in which an atom has a net charge of 0.
- 19. an atom with the same number of electrons as protons but with either more or fewer electrons.
- 20. how many electrons does P have with an atomic mass of 31 and a charge of -5?
- 23. the amount of protons that boron holds.
- 24. electrons enter the _____ state when an atom emits energy.
- 26. an element that has an atomic number of 36
- 27. the variable “λ” in the formula c=λv means ____.
- 28. the element Hg is called _____.
- 31. the element Y is called _____.
- 33. atoms ____ energy and become excited.
- 35. a positively charged subatomic particle
- 37. atoms with a positive charge that have fewer electrons than protons.
- 38. symbol the chemical abbreviation for an element.
- 42. how many electrons does B have with an atomic number of 11 with a charge of 3?