Chemical reactions

Edit Answers
12345678910111213141516171819
Across
  1. 3. The reacting substances are known as
  2. 6. Heat is evolved during
  3. 9. The shorthand representation of chemical reaction is
  4. 11. The reaction which produces insoluble salts
  5. 12. Name the gas evolved when lead nitrate is heated.
  6. 14. The name of N2O
  7. 18. The term used for oxidation of fats and oils.
  8. 19. The unbalanced chemical equation is known as
Down
  1. 1. Coating of zinc over iron is
  2. 2. Some crystals of copper sulphate were dissolved in water.The color of the solution obtained would be.
  3. 4. AlCl3.
  4. 5. Color of silver chloride.
  5. 7. The digestion of food in the is an example of
  6. 8. Fe2O3.xH2O is called as
  7. 10. The type of reaction in which one element replaces another element in a compound.
  8. 13. Color of PbO.
  9. 15. Addition of oxygen to substance is called as
  10. 16. Color of Pb(NO3)2
  11. 17. The new substance produced is known as