Teresa Cesario

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Across
  1. 2. states of an atom
  2. 5. shortest distance between points
  3. 8. bonded group of atoms
  4. 10. positive ion charge
  5. 11. negative ion charge
  6. 12. major energy levels
  7. 14. high speed electron
  8. 15. arrangement of an electron in an atom
  9. 17. no mass but carries a quantum if energy
  10. 18. no mass and no electron charge
  11. 19. lowest energy of an atom
  12. 21. shows the mass number and atomic number
  13. 22. levels that are contained by principal energy levels
Down
  1. 1. number of waves that passes a given point
  2. 3. pairs of dots
  3. 4. determines the chemical property
  4. 6. has 2 protons and 2 neutrons its also equivalent to a helium nucleus
  5. 7. goes to a higher energy state to lower
  6. 9. of energy that has wavelike behavior
  7. 13. is when particles and rays and more are emitted by radioactive particles
  8. 16. energy that can be lost or gained by an atom
  9. 20. is when substances emit radiation