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

2. Saturated And Unsaturated Solutions

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

4. 3. Separation by a Magnet

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

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7. 5. Non-Metals are Generally Soft

8. 2. Non-Metals are Not Ductile.

9. To Study the Properties of a Colloid

10. 2. Separation by Centrifugation

11. Separation OF Mixtures

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

13. Solubility

14. Separation Of Mixture Of a Solid And a Liquids

15. 1. Separation by a Suitable Solvent

16. Non-Metals

17. Types of Solutions

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

19. To Separate a Mixture of Alcohol and Water

20. 2. Metals are Ductile.

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

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

23. Is Matter Around Us Pure

24. Concentration of a Solution

25. To Prepare a Saturated Solution

26. To Study the Properties of a Solution

27. Suspensions

28. Separation of Mixture Of Two Solids

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

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

31. Physical Changes

32. Chemical Formula for daily use material

33. Colloids

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

35. The Case of Alloys

36. Separation of the Gases of the Air

37. 9. Metals Have High Densities.

38. Types of Mixtures

39. Properties of Non-Metals

40. 9. Non-Metals Have Low Densities.

41. Supply of Drinking Water in a City

42. 5. Metals are Generally Hard

43. Classification of Colloids

44. 7. Metals are Solids at the Room Temperature

45. Metals

46. 4. Metals are Lustrous (or Shiny), and can be Polished.

47. Metals, Non-Metals and Metalloids

48. Chemical Changes

49. Separation of Scrap Iron

50. Mixtures