Chemical reactions and equation- George Issac- 10-O

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Across
  1. 6. a chemical reaction in which one reactant breaks down into two or more products.
  2. 7. type of decomposition reaction where electricity is used.
  3. 10. chemical reactions in which the reactants absorb heat energy from the surroundings to form products.
  4. 12. a reaction in which two or more substances combine to form a single new substance.
  5. 14. process where fats and oils get oxidised.
  6. 15. The gradual destruction of pure metals by the action of air, moisture or a chemical (such as an acid) on their surface.
Down
  1. 1. the end result of the reaction and are written on the right-hand side of the equation.
  2. 2. type of decomposition reaction where light is used.
  3. 3. the chemical reactions in which one component each of both the reacting molecules is exchanged to form the products
  4. 4. Reaction in which one reactant displace another reactant
  5. 5. a substance that undergoes change during a reaction.
  6. 8. equations with simply the chemical formulas of the products and reactants, no mention of state, and no atom balancing on either side of the equation.
  7. 9. a reaction in which energy is released in the form of light or heat.
  8. 11. a reaction where oxygen is added to the substance or hydrogen is removed from the substance
  9. 13. a type of decomposition reaction where a reactant on heating decomposes to products.