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