Across
- 3. CuSO4 + Zn →ZnSO4 + ____
- 4. chemical reaction that takes place between an oxidizing substance and a reducing substance
- 6. Silver when exposed to the atmosphere slowly turns _____
- 9. ____+ Br2 → S + 2HBr
- 10. The breaking down or destruction of a material, especially a metal, through chemical reactions
- 11. 4NH3 + ___ → 4NO + 6H2O
- 13. process that occurs when atoms or groups of atoms lose electrons
- 14. a process in which one or more substances, the reactants, are converted to one or more different substances, the products
- 15. CH4 + O2 → ___+ H2O
Down
- 1. a chemical reaction in which an acid and base quantitatively react together to form a salt and water as products
- 2. chemical reaction occurring in an aqueous solution where two ionic bonds combine, resulting in the formation of an insoluble salt
- 3. substance made up of two or more different chemical elements combined in a fixed ratio
- 5. reaction where a substance breaks down into 2 or more substances
- 7. a chemical process by which chemical bonds are broken as the result of transfer of light energy
- 8. equation for a chemical reaction in which the number of atoms for each element in the reaction and the total charge are the same for both the reactants and the products
- 12. When fats and oils stay in open for long, they get oxidized and become rancid (old and stale), and their smell and taste change