Across
- 2. Produced at cathode during electrolysis of water.
- 5. Oxidation of oil and fat in food.
- 8. Removal of oxygen.
- 11. Reaction of metals with moisture and gases presnt in the atmosphere.
- 12. Chemical name for quick lime.
- 13. A new substance formed during a chemical reaction.
- 14. Brown substance formed when ferrous sulphate is heated.
- 15. Addition of _____ is oxidation.
Down
- 1. Calcium hydroxide is also known as.
- 3. Reaction in which oxidation and reduction takes place simultaeously.
- 4. Reaction in which heat is given out.
- 6. A rection in which more reactive metal displaces less reactive one.
- 7. When two solutions are mixed, the solid that settles down.
- 9. Two or more substances forming one product.
- 10. Chips packets are flushed with this gas to prevent rancidity.