Across
- 2. a measure of the amount of matter in a substance or an object
- 4. involves loss of electrons
- 5. involves a gain of electrons
- 6. an electron in an atom, ion, or molecule that is not connected to a single atom or covalent bond
- 7. can be measured in g/dm^3 or mol/dm^3
Down
- 1. pottery or 'burnt stuff'
- 3. what holds atoms together in molecules