Across
- 6. atoms with a positive charge have fewer electrons than protons and are called
- 7. Which element has a shorthand configuration of [Ne]3s2 3p1
- 8. what is the mass number of calcium
- 11. any of the one or more orbitals making up an electron shell of an atom
- 12. used to transmit information
- 13. an atom that has gained or lost one of more electrons
- 16. what is the element name of HE
- 19. What is an atom with the same number of electrons as protons
- 21. Rutherfords gold foil experiment is about discovering what
- 23. when an atom absorbs energy from a flame they become
- 25. where does atoms absorb energy from when a substance is heated
- 26. what does Sn stand for
- 30. high frequency waves have what kind of wavelengths
- 31. travels at the speed up of 3.00x10^8 m/s
- 33. How many electrons can the F subshell hold
- 35. what is everything made up of
- 37. cause metals to eject their electrons
- 39. an element with 27 protons
- 40. the flame color is described in terms of its what
- 41. during reactions, positions are very unstable so the electrons would quickly drop back down to where
- 43. which atom has a mass of 83.80
Down
- 1. the weight of an element minus the atomic number equals the amount of what
- 2. equals the amount of protons
- 3. the colors observed when a substance is heated in a flame may be used as what
- 4. when an atom emits energy, the electrons move from an excited state to their ground state and give off what
- 5. What is the element name of NA
- 7. the maximum amount of displacement of a particle on the medium from its rest position
- 9. can hold two electrons each
- 10. equals the number of electrons
- 14. what does Zn stand for
- 15. The number of protons are referred to what
- 17. atoms with different numbers of protons are different what
- 18. which atom has a mass of 196.67
- 20. Atoms are made up of what type of particles
- 21. atoms that gain electrons have what time of ions
- 22. what is the the first element symbol of copper
- 24. how many p orbitals can there be in an energy level
- 27. atoms with the same number of protons but different numbers of neutrons
- 28. atoms that lose electrons have what time of ions
- 29. if a glass rod was heated in a burner flame and gave off a bright yellow flame, what predominates in the glass rod
- 32. below a certain frequency, no electrons will eject no matter the what
- 33. how many subshells are there
- 34. what is placed in the bracket when writing shorthand notation
- 36. the different color of the flames is due to the amount of what in each salt
- 38. what is the net charge of hydrogen
- 42. Atoms with a negative charge have more electrons than protons and are called