Across
- 3. bubbles that appear during the evolution of gas
- 5. this is a chemical reaction that involves addition of hydrogen or removal of oxygen from a substance
- 7. the process of depositing a layer of zinc on iron
- 9. this is a chemical reaction that involves addition of oxygen or removal of hydrogen from a substance
- 10. original substances participating in a chemical reaction
Down
- 1. the rusting of iron occurs due to water and ________
- 2. the process by which we obtain crystals of common substances from a solution in water
- 4. a solid in which atoms are arranged in a regular pattern
- 6. a solid can be separated from a solution of the solid by __________ and crystallization
- 8. new substances that are formed