1. Do Now 1.What is the atomic number of copper (Cu) 2.What element has 80 protons 3.An isotope of magnesium (Mg) has a mass number of 26. How many neutrons does it have? 4.Germanium (Ge) isotopes have the following natural abundance. 39% germanium-72 61% germanium-73 What is the atomic mass? Put your homework in the red basket

2. Do Now 1.What is the atomic number of copper (Cu) –29 2.What element has 80 protons –mercury (Hg) 3.An isotope of magnesium (Mg) has a mass number of 26. How many neutrons does it have? –14

3. Do Now 1.What is the atomic number of copper (Cu) –29 2.What element has 80 protons –mercury (Hg) 3.An isotope of magnesium (Mg) has a mass number of 26. How many neutrons does it have? –14

4. Do Now 1.What is the atomic number of copper (Cu) –29 2.What element has 80 protons –mercury (Hg) 3.An isotope of magnesium (Mg) has a mass number of 26. How many neutrons does it have? –14

5. Do Now 1.What is the atomic number of copper (Cu) –29 2.What element has 80 protons –mercury (Hg) 3.An isotope of magnesium (Mg) has a mass number of 26. How many neutrons does it have? –14

6. Do Now 4.Germanium (Ge) isotopes have the following natural abundance. 39% germanium-72 61% germanium-73 What is the atomic mass? –72.61

7. Do Now 4.Germanium (Ge) isotopes have the following natural abundance. 39% germanium-72 61% germanium-73 What is the atomic mass? –72.61

8. Announcement Test #2 on Atomic Theory Wednesday, November 12, 2014 50 questions, open response Topics 1)Creation of the Atomic Theory 2)Subatomic Particles 3)Atomic Number, Mass Number, Atomic Mass 4)Atomic Notation

9. Last Class SWBAT explain the meaning of atomic number, mass number, average atomic mass and atomic symbols, and determine these features using a periodic table. Today we are going to learn a quick notation to indicate individual atoms precisely by their subatomic particles

10. Atomic Notation SWBAT read and write atomic notation Write this in your notes

11. 11 5.1 The Atom Has a Structure 12 6 C mass number atomic number atomic symbol Atomic notation is used to describe individual atoms or groups of atoms with a specific number of protons, neutrons and electrons Atomic Notation Write this in your notes

12. 12 5.1 The Atom Has a Structure 12 6 C mass number atomic number atomic symbol Atomic Notation One specific atom How many protons? 6 How many neutrons? 6

13. 13 5.1 The Atom Has a Structure 12 6 C mass number atomic number atomic symbol Written and Spoken Name of Atoms Written & spoken name Carbon-12 (element name)-(mass number) Write this in your notes

14. 14 5.1 The Atom Has a Structure +2 6 C mass number atomic number charge If the atom has a charge, then this will be located in the upper right hand corner If no charge, then this space is blank Atomic Notation 12 atomic symbol Write this in your notes

15. 15 5.1 The Atom Has a Structure +2 6 C mass number atomic number charge Atomic Notation 12 atomic symbol One specific atom 6 protons 6 neutrons How many electrons? 4 (charge = N p - N e )

16. 16 5.1 The Atom Has a Structure 12.011 6 C atomic number average atomic mass atomic symbol Write this in your notes Periodic Table Notation Atomic Notation 12 6 C mass number atomic number atomic symbol charge

17. 17 5.1 The Atom Has a Structure 12.011 6 C atomic number average atomic mass 12 6 C mass number atomic number Periodic Table Notation Atomic Notation The atomic number is on the bottom! The atomic number is on top! Write this in your notes

18. 18 5.1 The Atom Has a Structure 12.011 6 C atomic number average atomic mass 12 6 C mass number atomic number Periodic Table Notation Atomic Notation Average atomic mass is not the same as mass number Write this in your notes

19. 19 5.1 The Atom Has a Structure Mass number Name # protons # neutrons Write this in your notes

20. 20 5.1 The Atom Has a Structure 12 6 C mass number atomic number atomic symbol Written and Spoken Name of Atoms Written & spoken name Carbon-12 (element name)-(mass number)

21. 21 5.1 The Atom Has a Structure Mass number Name # protons # neutrons Write this in your notes

22. 22 5.1 The Atom Has a Structure Mass number Name Carbon-12 # protons # neutrons Write this in your notes

23. 23 5.1 The Atom Has a Structure Mass number Name Carbon-12Carbon-13 # protons # neutrons Write this in your notes

24. 24 5.1 The Atom Has a Structure Mass number Name Carbon-12Carbon-13Carbon-14 # protons # neutrons Write this in your notes

25. 25 5.1 The Atom Has a Structure 12 6 C mass number atomic number atomic symbol

26. 26 5.1 The Atom Has a Structure Mass number Name Carbon-12Carbon-13Carbon-14 # protons # neutrons Write this in your notes

27. 27 5.1 The Atom Has a Structure Mass number 12 Name Carbon-12Carbon-13Carbon-14 # protons # neutrons Write this in your notes

28. 28 5.1 The Atom Has a Structure Mass number 1213 Name Carbon-12Carbon-13Carbon-14 # protons # neutrons Write this in your notes

29. 29 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons # neutrons Write this in your notes

30. 30 5.1 The Atom Has a Structure Abbreviations & Equations p = protonN p = number of protons e = electronN e = number of electrons n = neutronN n = number of neutrons atomic number = Z = N p mass number = A = N p + N n charge = N p - N e

31. 31 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons # neutrons Write this in your notes

32. 32 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 # neutrons Write this in your notes

33. 33 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 # neutrons Write this in your notes

34. 34 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 6 6 # neutrons Write this in your notes

35. 35 5.1 The Atom Has a Structure Abbreviations & Equations p = protonN p = number of protons e = electronN e = number of electrons n = neutronN n = number of neutrons atomic number = Z = N p mass number = A = N p + N n charge = N p - N e

36. 36 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 6 6 # neutrons Write this in your notes

37. 37 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 6 6 # neutrons 6 Write this in your notes

38. 38 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 6 6 # neutrons 6 7 Write this in your notes

39. 39 5.1 The Atom Has a Structure Mass number 121314 Name Carbon-12Carbon-13Carbon-14 # protons 6 6 6 # neutrons 6 7 8 Write this in your notes

40. 40 5.1 The Atom Has a Structure Example isotope name atomic notation atomic number mass number # of protons # of neutrons # of electrons 1 calcium- 43 2 162018 Homework Examples Write this in your notes

41. 41 5.1 The Atom Has a Structure Solving Problems - Example 1 For calcium-43, write the following: 1)atomic symbol 2)atomic number 3)mass number 4)number of protons 5)number of neutrons 6)number of electrons 7)the atomic notation

42. 42 5.1 The Atom Has a Structure Solving Problems - Example 1 Atomic symbol for calcium-43 1)Get out your periodic table 2)Find calcium 3)Look up the atomic symbol 4) Ca

43. 43 5.1 The Atom Has a Structure Solving Problems - Example 1 Atomic number for calcium-43 1)Get out your periodic table 2)Find calcium 3)Look up the atomic number big number above symbol 1) 20

44. 44 5.1 The Atom Has a Structure Solving Problems - Example 1 Mass number for calcium-43 1)In this notation format, the number at the end is the mass number 43

45. 45 5.1 The Atom Has a Structure Solving Problems - Example 1 Number of protons for calcium-43 1)Get out your notes 2)Find the equations 3)atomic # = N p 4)atomic # = 20 5)N p = 20 20

46. 46 5.1 The Atom Has a Structure Solving Problems - Example 1 Number of neutrons for calcium-43 1)Get out your notes 2)Find the equations 3)mass # = N p + N n 4)mass # = 43, p = 20 23

47. 47 5.1 The Atom Has a Structure Solving Problems - Example 1 Number of electrons for calcium-43 1)Get out your notes 2)Find the equations 3)charge = N p - N e 4)charge = 0, N p = 20 20

48. 48 5.1 The Atom Has a Structure Solving Problems - Example 1 Atomic notation for calcium-43 Ca 43 20 0 atomic symbol mass # atomic # charge

49. 49 5.1 The Atom Has a Structure Example isotope name atomic notation atomic number mass number # of protons # of neutrons # of electrons 1 calcium- 43 2043202320 2 162018 Homework Examples Write this in your notes

50. 50 5.1 The Atom Has a Structure Solving Problems - Example 2 For an atom has 16 protons, 20 neutrons and 18 electrons find the following: 1)atomic number 2)atomic symbol 3)mass number 4)charge 5)the atomic notation

51. 51 5.1 The Atom Has a Structure Solving Problems - Example 2 Atomic number 1)Get out your notes 2)Find the equations 3)atomic # = N p 4)N p = 16 5)atomic # = 16 16

52. 52 5.1 The Atom Has a Structure Solving Problems - Example 2 Atomic symbol 1)Get out your periodic table 2)Find atomic number 16 3)Look up the atomic symbol 4) S

53. 53 5.1 The Atom Has a Structure Solving Problems - Example 2 Mass number 1)Get out your notes 2)Find the equations 3)mass # = N p + N n 4)N p = 16, N n = 20 36

54. 54 5.1 The Atom Has a Structure Solving Problems - Example 2 Charge 1)Get out your notes 2)Find the equations 3)charge = N p - N e 4)N p = 16, N e = 18 -2

55. 55 5.1 The Atom Has a Structure Solving Problems - Example 2 Atomic notation S 36 16 -2 atomic symbol mass # atomic # charge

56. 56 5.1 The Atom Has a Structure Solving Problems - Example 2 Isotope Name S 36 16 -2 = ???

57. 57 5.1 The Atom Has a Structure ??? Solving Problems - Example 2 Isotope Name S 36 16 -2 = sulfur-36 ______

58. 58 5.1 The Atom Has a Structure sulfur-36 ______ Solving Problems - Example 2 Isotope Name S 36 16 -2 = sulfur-36 dianion

59. 59 5.1 The Atom Has a Structure Example isotope name atomic notation atomic number mass number # of protons # of neutrons # of electrons 1 calcium- 43 2043202320 2 sulfur- 36 dianion 1636162018 Homework Examples Write this in your notes

60. 60 5.1 The Atom Has a Structure Example isotope name atomic notation atomic number mass number # of protons # of neutrons # of electrons 1 calcium- 43 2 162018 Homework Examples Write this in your notes

61. 61 5.1 The Atom Has a Structure Homework Atomic Notation Worksheet Use your notes and your periodic table

62. 62 5.1 The Atom Has a Structure +2 6 C 12 12.011 6 C 10 6 8 9 7