Chemistry Crossword

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Across
  1. 4. A type of equation that shows
  2. 6. A particle of electromagnetic radiation with no mass that carries a quantum of energy.
  3. 7. An ion that has a positive charge.
  4. 10. orbitals
  5. 14. Number of waves that pass a certain point
  6. 15. that is emitted during radioactive decay.
  7. 16. The shortest distance between equiva lent points on a continuous wave
  8. 17. a principal energy level.
  9. 19. atomic number and mass number of the particles
  10. 20. spectrum of frequencies of electromagnetic radiation
  11. 22. The lowest allowable energy state of
  12. 26. charge and no mass,
  13. 28. A model that uses electron-dot structures to show how electrons are arranged in mol-
  14. 30. High-energy radiation that has no
Down
  1. 1. States that atoms lose, gain, or share elec-
  2. 2. The arrangement of elec-trons in an atom,
  3. 3. atom.
  4. 5. An ion that has a negative charge.
  5. 8. The electrons in an atom’s outer-
  6. 9. Electromagnetic-radiation
  7. 11. a noble gas.
  8. 12. The minimum amount of energy that can be gained or lost by an atom.
  9. 13. The major energy levels of an atom.
  10. 18. The electrons in an atom’s outer-most orbitals;
  11. 21. The rays and particles
  12. 23. A high-speed electron with a 1−
  13. 24. The energy levels contained
  14. 25. spontaneously emit radiation.
  15. 27. A particle with two protons and two
  16. 29. in order to acquire the stable electron configuration