Raynne J Crossword Maker

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Across
  1. 1. What is the same element with different masses?
  2. 3. Where are protons found?
  3. 4. Who created the uncetainty principle?
  4. 5. This is the same as the atomic number?
  5. 7. table What is the arrangement of elements called?
  6. 11. What is the first element on the periodic table?
  7. 13. What is the first Nobel gas?
  8. 15. What element has an average mass of 131.29?
  9. 17. cloud Where are electrons found?
  10. 18. What is a protons mass?
  11. 19. What element has the symbol "Ne"
  12. 20. A reaction where heat/energy is lost is called?
  13. 23. number What is the number representing an element?
  14. 24. What are the outermost electrons?
Down
  1. 2. What did J.J Tompson discover?
  2. 3. What charge does an electron have?
  3. 6. What element has 5 protons?
  4. 8. A reaction where heat/energy is gained?
  5. 9. Heat transfer through touch?
  6. 10. Heat transfer through waves is called?
  7. 12. What is the smallest unit of matter?
  8. 14. What is a chemical substance
  9. 16. The number of protons and neutrons added?
  10. 21. waves What is the longest wavelength?
  11. 22. What element has the symbol "Na"