Across
- 4. a substance that takes part in and undergoes a change during a chemical reaction
- 6. method or means of changing one or more chemicals or chemical compounds
- 7. the smallest particle of an element; made of protons, neutrons, and electrons
- 8. physical and chemical characteristics of matter used to describe or identify a substance
Down
- 1. the process by which one or more substances change to produce one or more different substances
- 2. a solid that does not dissolve that is formed from a chemical reaction
- 3. materials made from one or more natural substances that undergo a chemical process
- 5. the simplest unit of a chemical compound that can exist
- 6. a new substance formed when two or more elements are chemically bonded during a chemical reaction
- 8. a substances made during a chemical reaction