Chemistry Crossword

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Across
  1. 5. Farmers neutralise the effect of Acidity on the soil by adding
  2. 8. A substance added to food containing fats and oils
  3. 9. A substance that speeds up a chemical reaction but remains unchanged at the end.
  4. 10. What type of reaction is represented by the general equation: AB → A + B?
  5. 11. The most abundant metal in the earth’s crust is
  6. 12. Acid present in Tomato
  7. 13. The process in which a carbonate ore is heated strongly in the absence of air to convert it into metal oxide
  8. 14. This non-metal element is essential for life and is found in all organic compounds.
Down
  1. 1. A chemical reaction in which a more reactive element displaces a less reactive element from a compound.
  2. 2. aqueous solution of sodium chloride
  3. 3. What is the process of coating an iron object with a layer of zinc to prevent corrosion called?
  4. 4. This type of acid is commonly found in citrus fruits and is known for its sour taste.
  5. 6. A lustrous non-metal
  6. 7. The property of metals that allows them to be drawn into wires is called what?