GENERAL SCIENCE CROSSWORDS

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Across
  1. 3. Who invented periodic table?
  2. 7. What is the element present on lead pencils?
  3. 9. Which chemical is the reason behind the brown colour of human faces?
  4. 11. Which gas is found in soda water?
  5. 15. What is the name given to plastics that cannot be recycled?
  6. 17. What is the biological polymer in paper?
  7. 18. What is the chemical name of baking soda?
  8. 21. Which is called white poison?
  9. 23. Which polymer is used to manufacture electric switches, computer disks etc.?Polystyrene With which polymer, the cabinets of radio and TV made of?
  10. 25. Which chemical is used to make rain coats?
Down
  1. 1. Which type of plastics can be recycled?
  2. 2. Who is honored as Father of Modern Chemistry?
  3. 4. What is the chemical name of Chinese salt?
  4. 5. What is the solvent of gold?
  5. 6. Which chemical is called Chile Salt peter?
  6. 8. What is sodium carbonate commonly known as?
  7. 10. Which is the purest form of carbon?
  8. 12. Which is the simplest sugar?
  9. 13. Name the chemical assed to make tooth pastes white?
  10. 14. What is sodium chloride?
  11. 16. What is table sugar?
  12. 18. Which metal is used in the making of microchips?
  13. 19. Which element is a liquid at ordinary temperature?
  14. 20. Which toxic element present in automobile exhausts?
  15. 22. What is marsh gas?
  16. 24. What is the toxicity caused by silicon called?
  17. 26. Which is the most abundant gas in the earth's atmosphere?