1. Science 10 Review Part 1: Chemical Compounds

2. Ionic Compounds

3. Metal and non-metal combination

5. Ionic Compounds Metal and non-metal combination

6. Ionic Compounds Metal and non-metal combination Ionic bond forms as a result of electron transfer.

7. Ionic Compounds Metal and non-metal combination Ionic bond forms as a result of electron transfer. Contains charged ions (atoms or group of atoms that have lost or gained electrons) e.g O 2-, PO 4 3- K +, NH 4 +

8. Ionic bond is a force of attraction between positive and negative ions

9. Cu 2+ O 2-

10. Ionic bond is a force of attraction between positive and negative ions E.g. CuO, NaHC 2 O 4 Cu 2+ O 2-

11. Ionic bond is a force of attraction between positive and negative ions E.g. CuO, NaHC 2 O 4 Ionic compounds form 3D crystals that contain many ions Cu 2+ O 2-

12. Ionic bond is a force of attraction between positive and negative ions E.g. CuO, NaHC 2 O 4 Ionic compounds forms 3D crystals that contain many ions Cu 2+ O 2-

13. Molecular compounds

14. Non-metal and non-metal combination

16. Molecular compounds Non-metal and non-metal combination

17. Molecular compounds Non-metal and non-metal combination Form molecules

18. Molecular compounds Non-metal and non-metal combination Form molecules Contain covalent bonds that result from electron sharing

19. Molecular compounds Non-metal and non-metal combination Form molecules Contain covalent bonds that result from electron sharing E.g. CH 4, SO 2

21. Formulas of Ionic Compounds

22. 1.Write Symbols with Combining Capacities 2.Balance Charges 3.Write Formula

23. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate

24. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate Hg 2+

25. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate Hg 2+ PO 4 3-

26. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate Hg 2+ PO 4 3- Hg 2+

27. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate Hg 2+ PO 4 3- Hg 2+ PO 4 3-

28. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate Hg 2+ PO 4 3- Hg 2+ PO 4 3- Hg 2+

29. Formulas of Ionic Compounds Roman Numeral in name indicates ion charge e.g mercury (II) phosphate Hg 2+ PO 4 3- Hg 3 (PO 4 ) 2 Hg 2+ PO 4 3- Hg 2+

30. Naming Ionic Compounds

31. 1. Name the Metal (check its combining capacity) 2. Name the non metal – ending to IDE or Name the polyatomic –ending the same

32. Naming Ionic Compounds Must use a roman numeral to indicate the charge of metal ions with more than one possible ion charge

33. Naming Ionic Compounds Must use a roman numeral to indicate the charge of metal ions with more than one possible ion charge e.g Cr 2 O 3 +3 or +2

34. Naming Ionic Compounds Must use a roman numeral to indicate the charge of metal ions with more than one possible ion charge e.g Cr 2 O 3 Cr Cr +3 or +2

35. Naming Ionic Compounds Must use a roman numeral to indicate the charge of metal ions with more than one possible ion charge e.g Cr 2 O 3 Cr O 2- Cr O 2- O 2- +3 or +2

36. Naming Ionic Compounds Must use a roman numeral to indicate the charge of metal ions with more than one possible ion charge e.g Cr 2 O 3 Cr 3+ O 2- Cr 3+ O 2- O 2- +3 or +2

37. Naming Ionic Compounds Must use a roman numeral to indicate the charge of metal ions with more than one possible ion charge e.g Cr 2 O 3 Cr 3+ O 2- Cr 3+ O 2- O 2- +3 or +2 chromium (III) oxide

38. A roman numeral is not required when a metal has only one ion charge

39. e.g K 2 SO 4

40. A roman numeral is not required when a metal has only one ion charge e.g K 2 SO 4 +1 only

41. A roman numeral is not required when a metal has only one ion charge e.g K 2 SO 4 potassium sulphate +1 only

42. Formulas of Molecular Compounds

43. Binary compounds use prefix system to indicate the number atoms of each element

44. Formulas of Molecular Compounds Binary compounds use prefix system to indicate the number atoms of each element The element furthest to the left or farthest down the periodic table is written first

45. Greek prefixes 1 – mono 6 - hexa 2 – di 7 - hepta 3 – tri8 - octa 4 – tetra 9 - nona 5 – penta 10 - deca

46. Formulas of Molecular Compounds

47. sulphur dioxide

48. Formulas of Molecular Compounds sulphur dioxide SO 2

49. Formulas of Molecular Compounds sulphur dioxide SO 2 tetranitrogen nonaoxide

50. Formulas of Molecular Compounds sulphur dioxide SO 2 tetranitrogen nonaoxideN 4 O 9

51. Formulas of Molecular Compounds sulphur dioxide SO 2 tetranitrogen nonaoxideN 4 O 9 diphosphorus pentoxide

52. Formulas of Molecular Compounds sulphur dioxide SO 2 tetranitrogen nonaoxideN 4 O 9 diphosphorus pentoxideP 2 O 5

53. Naming Molecular Compounds

54. Mono is never used for the first element

55. Naming Molecular Compounds Mono is never used for the first element Second element changes to –ide ending

56. Naming Molecular Compounds Mono is never used for the first element Second element changes to –ide ending Vowels (a, o) on prefix are sometimes omitted if followed by vowels (a, o)

57. Naming Molecular Compounds Mono is never used for the first element Second element changes to –ide ending Vowels (a, o) on prefix are sometimes omitted if followed by vowels (a, o) e.g. carbon monooxide  carbon monoxide

58. Naming Molecular Compounds

59. SiO 2

60. Naming Molecular Compounds SiO 2 silicon dioxide

61. Naming Molecular Compounds SiO 2 silicon dioxide N 2 S

62. Naming Molecular Compounds SiO 2 silicon dioxide N 2 Sdinitrogen monosulphide

63. Naming Molecular Compounds SiO 2 silicon dioxide N 2 Sdinitrogen monosulphide P 4 Cl 6

64. Naming Molecular Compounds SiO 2 silicon dioxide N 2 Sdinitrogen monosulphide P 4 Cl 6 tetraphosphorus hexachloride

65. CuSO 4. 5H 2 O

66. A hydrate is a solid compound containing water molecules combined in a definite ratio as an integral part of the crystal

67. CuSO 4. 5H 2 O To name hydrates: 1.Name the ionic compound normally

68. CuSO 4. 5H 2 O To name hydrates: 1.Name the ionic compound normally 2.Use greek prefixes for the # of water molecules

69. CuSO 4. 5H 2 O To name hydrates: 1.Name the ionic compound normally 2.Use greek prefixes for the # of water molecules 3.Name water molecule “hydrate”

70. CuSO 4. 5H 2 O Copper II sulphate pentahydrate

71. Try these Na 2 SO 4 · 10H 2 O

72. Try these Na 2 SO 4 · 10H 2 O sodium sulfate decahydrate

73. Try these Na 2 SO 4 · 10H 2 O sodium sulfate decahydrate CaHPO 4 · 2H 2 O

74. Try these Na 2 SO 4 · 10H 2 O sodium sulfate decahydrate CaHPO 4 · 2H 2 O calcium hydrogen phosphate dihydrate