Across
- 1. - Gaseous state of a substance normally liquid or solid at room temperature.
- 4. - Measure of the amount of matter in an object.
- 5. - Relating to the atoms.
- 8. - Process of changing from liquid to solid.
- 10. - Substance formed when two or more elements chemically combine.
- 12. - Central part of an atom, containing protons and neutrons.
- 13. - State of matter with neither fixed shape nor volume
- 18. - Dmitri Mendeleev is famous for creating the first version of this table.
- 19. - Measure of an atom's ability to bond with other atoms.
- 21. - Compounds formed from acid and base reactions.
- 23. - Substance with a pH less than 7.
- 24. - Element found in all organic life, symbol C.
- 25. - Attraction between atoms in a molecule.
- 26. - Mass per unit volume of a substance.
- 28. - Substance that cannot be broken down into simpler substances.
Down
- 2. - Process in which substances are transformed into new substances.
- 3. - Negatively charged particle orbiting an atom's nucleus.
- 6. - Positively charged particle in an atom's nucleus.
- 7. - Symbol for Iron.
- 9. - Particle in an atom's nucleus, with no electric charge.
- 11. - Element vital for breathing, symbol O.
- 14. - Process of changing from solid to liquid.
- 15. - State of matter with no fixed shape but a fixed volume.
- 16. - Combination of two or more substances not chemically combined.
- 17. - Substance with a pH greater than 7.
- 20. - What is absorbed or released during chemical reactions.
- 22. - Smallest unit of a compound that retains its properties.
- 23. - The basic unit of a chemical element.
- 27. - State of matter with fixed shape and volume.