Across
- 5. a measure of how much a substance reacts when it is mixed with another substance
- 6. a reaction where energy is released
- 8. a substance that has been disolved in an other substance
- 9. a glas or plastic container
- 10. an atom that has gained or lost one or more electrons
Down
- 1. an atom that receives electrons to form a chemical substance
- 2. any basic substances that is used in or produced by a reaction involving changes in the molecular structure
- 3. a set of at least two atoms chemically bonded together.
- 4. smallest unit of a chemical
- 7. a reaction where energy is taken from the environment