Chemistry Revision Y9

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Across
  1. 3. A subatomic particle with a positive charge.
  2. 5. A chemical reaction in which heat is absorbed from surroundings.
  3. 6. A negatively charged ion.
  4. 7. An acid and base reaction produces...
  5. 8. Mg
  6. 9. A positively charged ion.
  7. 11. A subatomic particle with a negative charge.
  8. 12. The food produced during photosynthesis is a sugar known as...
  9. 13. An acid and carbonate reaction produces...
  10. 16. F
  11. 17. NaOH
  12. 18. H
  13. 22. A chemical reaction in which heat is released into surroundings.
  14. 23. C
  15. 26. HCl
  16. 27. The process that releases energy from glucose.
  17. 28. The total number of protons and neutrons in the nucleus of an atom.
  18. 29. N
  19. 30. A series of chemical reactions that produce a plant's food.
  20. 31. The form of cellular respiration that requires oxygen and glucose, however instead produces lactic acid instead of oxygen gas.
Down
  1. 1. The green pigment found in leaves.
  2. 2. KOH
  3. 4. The energy produced from cellular respiration, shortened to ATP.
  4. 10. The number of protons in the nucleus of an atom.
  5. 14. An acid and base reaction is also known as...
  6. 15. Na
  7. 19. O
  8. 20. The form of cellular respiration that requires oxygen and glucose.
  9. 21. An acid and metal reaction produces...
  10. 24. Li
  11. 25. A subatomic particle with a neutral charge.