Chemical Reactions and Equations

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Across
  1. 4. Example of an endothermic reaction
  2. 5. Ferrous sulphate heptahydrate is also called -------- vitriol
  3. 7. Metal above iron in the reactivity series.
  4. 9. Gain of electron
  5. 11. Solvent present in air
  6. 13. Colour of copper (II) oxide
  7. 14. Colour of Barium Sulphate precipitate
Down
  1. 1. Loss of electron
  2. 2. Burns with a dazzling white flame
  3. 3. In these type of reactions energy is released
  4. 6. When fats and oils are oxidised, they become -----------
  5. 8. In moist air copper forms a green layer of basic copper ----------.
  6. 10. Carbon dioxide gas turns lime water --------
  7. 12. Aqueous solution means ---------- is water.