Across
- 2. A reaction where a more complex molecule breaks down to form two or more simpler products
- 4. containing water/watery
- 5. Common Name of Calcium Oxide
- 7. It combines with Hydrogen and loses oxygen to form another substance
- 8. The number and kinds of atoms must be the same on both sides of the reaction arrow.
- 10. When fats and oils stay in open for long, they get oxidized and their smell and taste change.
- 11. When a more reactive element displaces a less reactive element from a compound
- 13. It is a natural process that converts a refined metal into a more chemically stable oxide.
- 15. Occurs when chemical bonds between atoms are formed or broken
Down
- 1. The mass of any one element at the beginning of a reaction will equal the mass of that element at the end of the reaction.
- 3. The reaction in which two reacting molecules exchange their ions in aqueous solution is double displacement.
- 6. Common Name of Calcium Hydroxide
- 9. A chemical reaction that takes place between an oxidizing substance and a reducing substance
- 12. Formation of a single product from two or more reactants
- 14. It combines with oxygen and loses hydrogen to form another substance