Chemistry MA1

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Across
  1. 1. state of matter which has weak force of attraction between molecules.
  2. 5. state of matter which has strongest force of attraction between molecules.
  3. 7. gas that helps in combustion and respiration
  4. 9. elements that form negative ions when going through a chemical reaction.
  5. 10. reactions in which two or more compounds combine to form one compound.
  6. 11. ingredients of a chemical reaction
  7. 13. reaction in which a complex molecule breaks down to make simpler ones.
Down
  1. 2. reaction in which one element takes place with another element in the compound.
  2. 3. state of matter which has weakest force of attraction between molecules.
  3. 4. reaction in which there is a transfer of electrons between chemical species.
  4. 6. oxidation of oils or fats in food resulting in a bad taste and smell
  5. 8. elements which do not form positive ions when going through a chemical reaction
  6. 10. reaction of metals with air or oxygen or moisture, acids etc present around it.
  7. 12. substances formed after the reaction