Chapter 10-Izzy Barkhimer

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Across
  1. 4. Mass number decreases by 4, atomic number decreases by 2, and the resulting atom belongs to an element two places back in the periodic table.
  2. 7. There is no change in mass number-no loss in nucleons, atomic number increases by 1, and the resulting atom belongs to an element one place forward in the periodic table.
  3. 8. Is the process in which unstable atomic nuclei transform and emit radiation.
  4. 9. High-energy particles and high-frequency electromagnetic radiation (gamma rays).
  5. 10. How many types of radiation?
Down
  1. 1. Carries no charge.
  2. 2. Have an imbalance of neutrons and protons; are radioactive.
  3. 3. Carries positive electric charge.
  4. 5. There is no change in mass number and there is no change in atomic number.
  5. 6. Carries negative electric charge.