chemistry crossword puzzle
Across
- 3. A tiny subatomic particle with a negative charge
- 5. Chemical reactions that absorb (or use) energy
- 10. An ionic compound of the H+ cation dissolved in water
- 12. The sum of the number of protons and neutrons in a nucleus
- 13. the unit of temperature scales
- 15. ending that is applied that describes the types of chemical bonds in the molecule
- 16. theory The theory that reactions occur when reactant molecules “effectively collide”
- 17. A physical property defined as a substance’s mass divided by its volume
Down
- 1. A condition when the reactants and products of a chemical equation have the same number of atoms of all elements presentcatalyst
- 2. A gas law that relates number of particles to volume
- 4. The smallest piece of an element that maintains the identity of that element
- 6. gas law A gas law that combines pressure, volume, and temperature
- 7. the name comes before the molecule
- 8. When a chemical reaction happens, energy is transferred to or from the surroundings.
- 9. Bind to the surface of another substance
- 11. The tendency of a substance to interact with itself
- 14. A species with an overall negative charge