Chemistry Crossword
Across
- 3. positively charged center of an atom
- 5. a table where all the elements are
- 6. cell that produced electricity by means of a chemical reaction that cannot be reversed
- 7. group one on the periodic table
- 9. invisible negatively charged particle
- 10. pure substance that cannot be broken
- 12. atom that has become electrically charged because it has lost or gained electrons a positive ion is an atom that has lost one or more electrons a negative ion
Down
- 1. Workplace Hazardous Materials Information System
- 2. an experiment in which one or more products of a chemical reaction can escape 0
- 4. change that result when two or more substances react to create a different substance or substances
- 8. anything that has mass and occupies space
- 11. poisonous