Across
- 6. When something melts into a liquid
- 7. A negatively charged electrode
Down
- 1. Metals become a ....... ion when they are in an ionic compound
- 2. Opposites ........
- 3. Non-metals become a ......... ion when they are in an ionic compound.
- 4. A positively charged electrode
- 5. A type of compound that is made up of a 'metal' and 'non-metal.'