Across
- 4. element with 15 electrons
- 5. natural phenomenon that is evidence of Bohr model
- 6. electron pairs by themselves
- 9. particle with no electric charge
- 12. OH-
- 13. Hydrogen-3 by another name
- 16. spectrum emission of light at specific wavelengths
- 18. bonds between metals and non-metals
- 19. dihydrogen monoxide by another name
Down
- 1. ion charge of aluminum
- 2. historical name of NH3
- 3. shared bonds
- 7. number of oxygen atoms in carbon monoxide
- 8. groups of ions that tend to stay together
- 9. HNO3
- 10. diagram used to visualize covalent bonding
- 11. number of electrons transferred when Zr bonds ionically
- 14. number of protons and neutrons in a nucleus
- 15. maximum number of electrons in 2nd shell
- 17. particle found outside the nucleus