Chemistry

Matter in Our Surroundings

Chemical Formula for daily use material

**Chemical Formula for daily used substances**
Compound Name	Formula	Uses
Acetaminophen	C₈H₉NO₂	pain reliever
Acetic acid	C₂H₄O₂	tart ingredient in vinegar
Ammonia	NH₃	fertilizer, household cleaner when dissolved in water
Ascorbic acid	C₆H₈O₆	vitamin C
Aspirin	C₉H₈O₄	pain reliever
Baking soda	NaHCO₃	cooking
Caffeine	C₈H₁₀N₄O₂	stimulant in coffee, tea, some soda
Calcium carbonate	CaCO₃	antacid
Carbon dioxide	CO₂	carbonating agent in soda
Ethanol	C₂H₅OH	disinfectant, alcoholic beverages
Ethylene glycol	C₂H₆O₂	antifreeze
Hydrochloric acid	HCl	called muriatic acid, cleans mortar from brick
Magnesium hydroxide	Mg(OH)₂	antacid
Methane	CH₄	natural gas, fuel (also called Masrh Gas)
Phosphoric acid	H₃PO₄	flavoring in soda
Potassium tartrate	K₂C₄H₄O₆	cream of tartar, cooking
Propane	C₃H₈	fuel for cooking
Sodium Chloride	NaCl	flavoring (table salt), freezing
Sodium carbonate	Na₂CO₃	washing soda
Sodium hydroxide	NaOH	drain cleaner
Sucrose	C₁₂H₂₂O₁₁	sweetener
Sulfuric acid	H₂SO₄	battery acid
Water	H₂O	washing, cooking, cleaning
Water gas	H₂ + CO	heating and lighting
Gypsum	CaSO₄.H₂O	plaster of paris

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Notes

Matter in Our Surroundings - Notes

1. 3. Non-Metals are Bad Conductors of Heat and Electricity.

2. Saturated And Unsaturated Solutions

3. 7. Metals are Solids at the Room Temperature

4. The Case of a Liquid Solute Dissolved in a Liquid Solvent

5. 3. Separation by a Magnet

6. 11. Metals Usually Have a Silver or Grey Colour

7. 7. Non-Metals may be Solid, Liquid or Gases at the Room Temperature.

8. 2. Metals are Ductile.

9. 5. Non-Metals are Generally Soft

10. 9. Metals Have High Densities.

11. 6. Non-Metals are Not Strong. They Have Low Tensile Strength.

12. 2. Non-Metals are Not Ductile.

13. Separation Of Mixture Of a Solid And a Liquids

14. 9. Non-Metals Have Low Densities.

15. To Study the Properties of a Colloid

16. 5. Metals are Generally Hard

17. Physical Changes

18. Non-Metals

19. To Study the Properties of a Compound of Iron and Sulphur

20. 1. Separation by a Suitable Solvent

21. 11. Non-Metals Have Many Different Colours.

22. Separation OF Mixtures

23. Concentration of a Solution

24. 1. Separation by Filtration

25. 6. Metals are Usually Strong. They Have High Tensile Strength.

26. 3. Metals are Good Conductors of Heat and Electricity.

27. 2. Separation by Centrifugation

28. Solutions

29. Types of Solutions

30. 2. Separation by a Separating Funnel

31. To Distinguish a Colloid from a Solution

32. Separation of Scrap Iron

33. 5. Separation by Chromatography

34. 1. Metals are Malleable.

35. Experiment to Obtain Coloured Component (Dye) From Ink

36. 10. Non-Metals are Not Sonorous.

37. Supply of Drinking Water in a City

38. To Study the Properties of a Solution

39. fvgfdgdgdgd

40. 1. Separation by Fractional Distillation

41. 1. Non-Metals are Not Malleable. Non-Metals are Brittle.

42. The Case of Alloys

43. To Separate the Salt-Water Mixture (or Salt-Solution)

44. Elements

45. To Prepare a Saturated Solution

46. 4. Purification by Crystallisation

47. Chemical Formula for daily use material

48. Metals

49. Properties of Metals

50. To Study the Properties of a Suspension