Across
- 3. When an element displaces another element from its compound
- 4. Chemical reaction in which a substance (atom or molecule) loses oxygen
- 8. Reactions in which energy is absorbed
- 10. a type of chemical reaction that involves a transfer of electrons between two species
- 11. Reactions in which heat is given out along with the products
- 12. The oxidation of oils or fats in food resulting in a bad taste and smell
- 13. two or more substances combine to form a new single
- 14. a type of reaction in which the two or more reactants react together to form an Insoluble solid
- 15. A single substance decomposes to give two or more substances.
- 16. A chemical reaction that takes place when a substance comes into contact with oxygen or another oxidizing substance
Down
- 1. Two different atoms or groups of atoms (ions) are exchanged
- 2. A substance that is present at the end of a chemical reaction
- 5. The process of slow degradation of the metals due to the attack of atmospheric gases, moisture
- 6. Process that occurs when two or more molecules interact to form a new product(s)
- 7. Reactions in which energy is absorbed
- 9. The starting materials in a reaction that undergo a chemical change to form a product