Across
- 1. rocks: Minerals with high resistance to erosion (9).
- 3. chemistry: Study of carbon-based compounds (15).
- 6. Analytical technique to determine concentration (9).
- 9. Ionic compounds formed from the reaction of an acid and a base (5).
- 11. Substance that speeds up a chemical reaction (8).
- 13. Balanced state in a reversible reaction (11).
- 15. Loss of electrons in a chemical reaction (9).
- 17. Subatomic particle with a negative charge (8).
- 19. Variant of an element with a different number of neutrons (7).
- 20. Smallest unit of a chemical compound (8).
Down
- 2. Basic substances that neutralize acids (7).
- 4. Chemical compounds that can donate protons (5).
- 5. Joining of atoms to form compounds (7).
- 7. apparatus: Equipment used in scientific experiments (16).
- 8. Answer that’s found in the chemistry lab? (6) 1.
- 10. An anagram (‘orderly mixture’) of ‘berry bush’ is SHRUBBERY, which could be defined as ‘orderly mixture of berry bush’ 2.
- 12. table: Arrangement of chemical elements (13).
- 14. fuels: Energy sources derived from ancient organic matter (11).
- 16. families: Groups of elements with similar properties (17).
- 18. Chemical process resulting in a change (8).