Across
- 3. table salt (NaCl) is an example of this type of bond
- 7. particle in the nucleus that holds the protons together
- 9. particle that determines the element
- 10. atomic element with an unusual number of neutrons
Down
- 1. water (H2O) is an example of this type of bond
- 2. number of protons in an atom
- 4. atomic with an unusual number of electrons resulting in the atom having a charge
- 5. number of protons plus the number of neutrons
- 6. smallest part of an element
- 8. particle that orbits the nucleus
- 11. rule that says atoms tend to want eight valence electrons