Across
- 3. " ZnO + C -> Zn + CO" name the reaction
- 4. A chemical reaction in which a more reactive element displaces a less reactive element from its compound
- 6. A reaction in which heat is released
- 7. Number of atoms of each element are same on both sides of the equation
- 8. A substance which increases the rate of the reaction without itself undergoing any change.
Down
- 1. New substance formed during chemical reaction
- 2. Gain of oxygen or loss of hydrogen
- 5. A reaction in which a single product is formed from 2 or more reactants