Across
- 4. – An extremely strong acid.
- 5. – A simple ion derived from formic acid.
- 9. – Molecules made only of hydrogen and carbon.
- 11. – A material that lights up when hit by radiation.
- 12. – When a molecule gains a proton.
Down
- 1. – Tiny diamonds formed under extreme pressures.
- 2. – Tiny subatomic particles that pass through matter almost undetected.
- 3. – Substances that speed up chemical reactions.
- 6. BATS – Animals known for spreading certain viruses.
- 7. VIRUS – A dangerous virus spread from animals to humans.
- 8. – When a substance loses electrons.
- 10. – A metal important in biology and batteries.