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Alpha Decay. Radioactive Decay Alpha Decay Radioactive Decay Alpha Decay Beta Decay.

Published byBenjamin Owen Modified over 9 years ago

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Presentation on theme: "Alpha Decay. Radioactive Decay Alpha Decay Radioactive Decay Alpha Decay Beta Decay."— Presentation transcript:

1 Alpha Decay

2 Radioactive Decay

3 Alpha Decay

4 Radioactive Decay Alpha Decay Beta Decay

5 Radioactive Decay Alpha Decay Beta Decay Gamma Decay

6 Radioactive Decay Alpha Decay Beta Decay Gamma Decay

7 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

8 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N A large unstable nucleus N + N +

9 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

10 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

11 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

12 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

13 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

14 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

15 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

16 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

17 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

18 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

19 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

20 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N +

21 + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N + An alpha particle

22 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N N + N + An alpha particle A smaller, more stable nucleus

23 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N The PARENT nucleus N + N +

24 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N The PARENT nucleus N + N +

25 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N The PARENT nucleus N + N + N + N + An alpha particle

26 Alpha Decay + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N The PARENT nucleus N + N + N + N + + N N N N + + + + + N N N N N N N N N N + + + + + + + + + + + + + + N N N N N N N N N N N N N + + + + + + + N N N + + + + N + N An alpha particle The DAUGHTER nucleus

27 Alpha Decay N + N + An alpha particle

28 An Alpha Particle

29 N + N +

30 N + N + proton

31 An Alpha Particle N + N + proton neutron proton

32 An Alpha Particle N + N + proton

33 An Alpha Particle N + N + proton

34 An Alpha Particle N + N +

35 N + N + A charge of +2

36 An Alpha Particle N + N + A charge of +2

37 An Alpha Particle N + N + Mass #

38 An Alpha Particle N + N +

39 N + N + proton neutron proton

40 An Alpha Particle N + N + Total mass = 4 proton neutron proton

41 An Alpha Particle N + N + Mass # Total mass = 4

42 An Alpha Particle N + N + Mass # = 4 Total mass = 4

43 An Alpha Particle N + N + Mass # = 4

44 An Alpha Particle N + N + The symbol for an Alpha Particle

45 An Alpha Particle N + N + or

46 An Alpha Particle N + N + or Another symbol for an Alpha Particle

47 An Alpha Particle N + N + or Another symbol for an Alpha Particle or

48 Some Examples of Alpha Decay

49 Alpha decay of americium–241

50 The Parent Nucleus Alpha decay of americium–241

51 The Daughter Nucleus Alpha decay of americium–241

52 An Alpha Particle Alpha decay of americium–241

53 Charge Alpha decay of americium–241 Charge

54 Protons Alpha decay of americium–241 Protons

55 Alpha decay of americium–241 Atomic Number

56 Charge Alpha decay of americium–241 Charge

57 Alpha decay of americium–241 Charge

58 Alpha decay of americium–241 Total charge on left = 95

59 Alpha decay of americium–241 Total charge on left = 95 Total charge on right =93 + 2 = 95

60 Alpha decay of americium–241 Mass

61 Alpha decay of americium–241 protons + neutrons

62 Alpha decay of americium–241 Mass number

63 Alpha decay of americium–241 Mass

64 Alpha decay of americium–241 Total mass on left = 241

65 Alpha decay of americium–241 Total mass on left = 241 Total mass on right 237 + 4 = 241

66 Alpha decay of americium–241 An Alpha Particle

67 Alpha decay of americium–241 An Alpha Particle

68 Alpha decay of americium–241 An Alpha Particle

69 Alpha decay of radium–222 An Alpha Particle The Parent Nucleus The Daughter Nucleus

70 Charge Alpha decay of radium–222

71 Mass

72 Alpha decay of radium–222 An Alpha Particle

73 Alpha decay of radium–222 An Alpha Particle

74 Alpha decay of radium–222 An Alpha Particle

75 Filling in the Missing Particle

76 ?

77 Charge

78 = 92 Charge

79 = 92 Total charge on right = 90 + 2 = 92 Charge

80 = 92 Total charge on right = 2 + 90 = 92 Charge = 2 Charge

81 = 92 Total charge on right = 2 + 90 = 92 Charge = 2 Charge = 90

82 Charge = 92 Total charge on right = 2 + 90 = 92 Charge = 2 Charge = 90

83 thorium

84 Charge = 92 Total charge on right = 2 + 90 = 92 Charge = 2 Charge = 90 Element symbol

85 Mass

86 Total mass on left = 238

87 Mass Total mass on left = 238 Total mass on right = 4 + 234 = 238

88 Mass Total mass on left = 238 Total mass on right = 4 + 234 = 238

89 Mass Total mass on left = 238 Total mass on right = 4 + 234 = 238

90 Mass Total mass on left = 238 Total mass on right = 4 + 234 = 238

91 The Daughter Nucleus

92 The Parent Nucleus An Alpha Particle Alpha decay of uranium–238

93 The Daughter Nucleus The Parent Nucleus Alpha decay of uranium–238

94 2 elements down

95 Atomic number decreases by 2

96 The Daughter Nucleus The Parent Nucleus Alpha decay of uranium–238 In an alpha decay, the atomic number of the daughter nucleus is always 2 less than the atomic number of the parent nucleus. Atomic # decreases by 2

97 The Daughter Nucleus The Parent Nucleus Alpha decay of uranium–238 In an alpha decay, the mass of the daughter nucleus is always 4 less than the mass of the parent nucleus. Mass decreases by 4

98 Finding the Parent Nucleus

99 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus.

100

101

102

103

104

105 An alpha particle

106 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. ?

107 ?

108 Total charge on right = 2 + 82 = 84

109 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. Total charge on left = 84 Total charge on right = 2 + 82 = 84

110 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. Total charge on left = 84 Total charge on right = 2 + 82 = 84

111 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus.

112 polonium Total charge on right = 2 + 82 = 84

113 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. Total mass on right = 4 + 214 = 218

114 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. Total mass on right = 4 + 214 = 218 Total mass on left = 218

115 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. Total mass on right = 4 + 214 = 218 Total mass on left = 218

116 The daughter nucleus of an alpha decay is lead–214. Write the nuclear notation for the parent nucleus. Nuclear notation for the Parent Nucleus

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