chemistry

1234567891011121314151617
Across
  1. 4. To determine calorific value of Coal, ___ calorimeter is used
  2. 6. If ___ increases, then rate of corrosion also increases
  3. 7. The electrode whose electrode potential is stable & reproducible?
  4. 8. Water purification technique which converts sea water into portable water?
  5. 9. pH = 7
  6. 12. When 2 or metals are in contact with each other, then _ cell is formed ?
  7. 16. Material having size 10–⁹ meters (10 rest to -9 meters )
  8. 17. pH > 7
Down
  1. 1. To determine calorific value of CNG, ___ calorimeter is used
  2. 2. The material which is 200 times stronger than steel
  3. 3. __ is the destruction of metal by the environment at the surface of the metal
  4. 5. Two types of hardness of water - 1) Temporary & 2) ?
  5. 10. What makes water hard?
  6. 11. pH< 7
  7. 13. IR spectroscopy is also called as __
  8. 14. Corrosion which occurs due to atmospheric oxygen is --
  9. 15. Wet steam formation is called as ?