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

4. 3. Separation by a Magnet

5. 7. Metals are Solids at the Room Temperature

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

7. 2. Non-Metals are Not Ductile.

8. 5. Non-Metals are Generally Soft

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

10. 2. Metals are Ductile.

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

12. Separation Of Mixture Of a Solid And a Liquids

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

14. 5. Metals are Generally Hard

15. 9. Metals Have High Densities.

16. To Study the Properties of a Colloid

17. Concentration of a Solution

18. Separation OF Mixtures

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

20. Physical Changes

21. 1. Separation by Filtration

22. 1. Separation by a Suitable Solvent

23. 9. Non-Metals Have Low Densities.

24. To Distinguish a Colloid from a Solution

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

26. Solutions

27. Non-Metals

28. To Study the Properties of a Solution

29. Types of Solutions

30. 2. Separation by Centrifugation

31. 5. Separation by Chromatography

32. 2. Separation by a Separating Funnel

33. To Prepare a Saturated Solution

34. Separation of Mixture Of Two Solids

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

36. Mixtures

37. Is Matter Around Us Pure

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

39. Chemical Changes

40. Separation of Scrap Iron

41. 1. Separation by Fractional Distillation

42. Elements

43. Properties of Non-Metals

44. Properties of Metals

45. 1. Metals are Malleable.

46. Suspensions

47. fvgfdgdgdgd

48. Metals

49. Solubility

50. The Case of Solutions