Most important facts of chemistry - रसायन विज्ञान के महत्वपूर्ण तथ्य

Most important facts of chemistry - रसायन विज्ञान के महत्वपूर्ण तथ्य

1. Anthracite coal has the highest carbon content. Bituminous coal is the most found in the world. Peat coal is the lowest grade of coal.

2. Monozoite is an ore of thorium. Thorium is found in the highest quantity in India. Thorium based fast brider reactor has been installed at Kalpakkam.

3. Mercury is essentially included in the mixed compound.

4. Carnelite is a mineral of magnesium.

5. Gun is a alloy of copper, copper, tin and zinc.

6. Hematite is iron ore.

7. Chuna and coal are used to smelt iron ore.

8. When ants bite, they inject formic acid.

9. Drinking methyl alcohol causes blindness.

10. In photo graphy, sodium thiosulfate is used as "Permanent".

11. Water is the solvent of ionic salts because its dipole is high.

12. Vinegar is an aqueous solution of acetic acid.

13. Sodium chloride salts have maximum contribution to salinity of ocean water.

14. Lactic acid is found in milk.

15. Citric acid is found in lemon.

16. Butyric acid is found in spoiled butter.

17. Ammonia dissolves easily in water.

18. Heavy water is a type of pot.

19. Hard water is not suitable for washing clothes with soap and for use in boilers.

20. Photography Acrylic acid is used to clean colored photo film.

21. The heaviness of water is due to silicates of sodium and magnesium.

22. Pungent odor in garlic and onion comes due to the presence of potassium in them.

23. Paneer is an example of a gel.

24. Malic acid is found in fruit juices.

25. Acid acid is the specialty of gastric.

26. Oxalic acid is used to remove stains.

27. With respect to the molecule of the Rasaniyak element, the magnetic quantum number is related to orientation.

28. German silver contains a mixture of nickel, chromium and tobe.

29. Lead is a major harmful element in the smoke emanating from vehicles, it causes mental illness.

30. Bleaching powder contains chlorine and hypo sodium.

31. When mixed with iron, it has the ability to resist high temperature and high hardness and abrasion resistance.

32. To reduce defoliation or propulsion in the petrol engine, tetra ethyl lead (TEL) is added to the petrol.

33. Natural rubber is a polymer of isoprene. Natural rubber is extracted from trees in the form of latex (milk).

34. Nickel and chromium are used to make stainless steel.

35. In cast iron, soft iron, cast iron, carbon elements are present in descending order (increasing crumbs).

36. Bronze is a mixture of copper and tin.

37. Ammonia is a chemical compound.

38. Teflon and Dacron are plastic transporters.

39. Neoprene is a synthetic rubber.

40. Polythene is a polymer of ethylene.

41. Pollution produced by combustion of coal and hydrocarbons is a mixture of carbon monoxide and carbon dioxide.

42. Sulfur is added to natural rubber to make it stronger and elastic.

43. Calcium sulfate is not a fertilizer.

44. Iron does not form amalgam (alloy) with mercury, hence mercury is kept in an iron vessel. All the remaining metals form amalgam (alloy) with mercury.

45. The most reactive gas among halogen gases is fluorine.

46. ​​Oxygen is a magnetic element.

47. Hydrogen has the highest fuel.

48. Sodium is used in street light bulbs.

49. Iron is present in hemoglobin, magnesium in chlorophyll, copper in brass and cobalt in vitamin B12.

50. Platinum is the hardest metal.