Across
- 2. Neutral charge
- 7. Valence is a measure of how much an atom wants to bond.
- 8. There are two main types of bonding ____and electrovalent
- 10. Electrons are located in the electron cloud _______ of the nucleus
- 11. Positive charged (+)
- 13. There are two types of ions, cations and ________.
- 14. is equal to the atomic number.
- 15. Atoms with different numbers of neutrons.
Down
- 1. number is usually found at the top of the square it is equal to the number of protons and is always a whole number.
- 3. Negative charged (-)
- 4. Atoms that have lost or gained electrons.
- 5. There are two main types of bonding covalent and ____ .
- 6. There are two types of ions, ________ and anions.
- 9. number is Protons plus Neutrons.
- 12. protons and neutrons are located in the center of the atom, called the nucleus.