Across
- 1. When a substance changes in size, shape, form or identity.
- 3. The basic unit of chemical energy.
- 6. The links between atoms in a substance.
- 8. Where atoms are most stable when they have 8 valence electrons.
- 9. A negatively charged ion
- 10. A bond between nonmetals and metals.
Down
- 2. A set of chemical symbols showing the elements present in a compound.
- 4. A group of atoms bonded together.
- 5. Electrons on the outermost shell of an atom.
- 7. A bond between nonmetals.