Orbita . U Z

davomi

Kimyoviy

element

atom

raqami

Kimyoviy

element

Ramziy belgilanishi

(Kimyoviy formulasi)

Izotopning tabiiy

aralashmalardagi miqdoriy

ulushi, %

Izotopning massa soni

Izotopning nuklud massasi,

m.a.b.

Izotop atomi tarkibidagi:

element

izotop

Elektronlar

soni

Protonlar soni

Neytronlar

soni

60

Neodim

Nd

¹⁴²Nd

¹⁴³Nd

¹⁴⁴Nd

¹⁴⁵Nd (5·10¹⁵ yil)

¹⁴⁶Nd

¹⁴⁸Nd

¹⁵⁰Nd

27.11

12.17

23.85

8.30

17.22

5.73

5.62

142

143

144

145

146

148

150

141.907663

142.909779

143.910039

144.912538

145.913086

147.916869

149.920915

60

60

60

60

60

60

60

60

60

60

60

60

60

60

82

83

84

85

86

88

90

61

Prometiy

Pm

Barqaror izotoplari ma'lum emas. Barcha izotoplari � radioaktivlar.

62

Samariy

Sm

¹⁴⁴Sm

¹⁴⁷Sm (1.2·10¹¹ yil)

¹⁴⁴Sm

¹⁴⁴Sm

¹⁴⁴Sm

¹⁴⁴Sm

¹⁴⁴Sm

3.1

15

11.2

13.8

7.4

26.6

22.5

144

147

148

149

150

152

154

143.911989

146.914867

147.914791

148.917180

149.917276

151.919756

153.922282

62

62

62

62

62

62

62

62

62

62

62

62

62

62

82

85

86

87

88

90

92

63

Yevropiy

Eu

¹⁵¹Eu

¹⁵³Eu

47.82

52.18

151

153

150.919838

152.921242

63

63

63

63

88

91

64

Gadoliniy

Gd

¹⁵²Gd

¹⁵⁴Gd

¹⁵⁵Gd

¹⁵⁶Gd

¹⁵⁷Gd

¹⁵⁸Gd

¹⁶⁰Gd

0.20

2.15

14.7

20.4

15.6

24.8

21.9

152

154

155

156

157

158

160

151.919794

153.920929

154.922664

155.922175

156.924925

157.924178

159.927115

64

64

64

64

64

64

64

64

64

64

64

64

64

64

88

90

91

92

93

94

96

65

Terbiy

Tb

¹⁵⁹Tb

100

159

158.925351

65

65

94

66

 

Disproziy

 

Dy

¹⁵⁶Dy

¹⁵⁸Dy

¹⁶⁰Dy

¹⁶¹Dy

0.052

0.090

2.29

18.8

156

158

160

161

155.923930

157.924449

159.925202

160.625945

66

66

66

66

66

66

66

66

90

92

94

95

davomi

Kimyoviy

element

atom

raqami

Kimyoviy

element

Ramziy belgilanishi

(Kimyoviy formulasi)

Izotopning tabiiy

aralashmalardagi miqdoriy

ulushi, %

Izotopning massa soni

Izotopning nuklud massasi,

m.a.b.

Izotop atomi tarkibidagi:

element

izotop

Elektronlar

soni

Protonlar soni

Neytronlar

soni

66

Disproziy

(davomi)

Dy

¹⁶²Dy

¹⁶³Dy

¹⁶⁴Dy

25.5

24.9

28.1

162

163

164

161.926803

162.928755

163.929200

66

66

66

66

66

66

96

97

98

67

Golmiy

Ho

¹⁶⁵Ho

100

165

164.930421

67

67

98

68

Erbiy

Er

¹⁶²Er

¹⁶⁴Er

¹⁶⁶Er

¹⁶⁷Er

¹⁶⁸Er

¹⁷⁰Er

0.13

1.5

33.4

22.9

27.1

14.9

162

164

166

167

168

170

161.928740

163.929287

165.930307

166.932060

167.932383

169.935560

68

68

68

68

68

68

68

68

68

68

68

68

94

96

98

99

100

102

69

Tuliy

Tm

¹⁶⁹Tm

100

169

168.934245

69

69

100

70

Itterbiy

Yb

¹⁶⁸Yb

¹⁷⁰Yb

¹⁷¹Yb

¹⁷²Yb

¹⁷³Yb

¹⁷⁴Yb

^{176centercenter 66 p align= p align=td width=/p}Yb

0.14

3

14.3

21.8

16.1

31.8

12.7

168

170

171

172

173

174

176

167.934160

169.935020

170.936430

171.936360

172.938060

173.938740

175.942680

70

70

70

70

70

70

70

70

70

70

70

70

70

70

98

100

101

102

103

104

106

71

Lyutetsiy

Lu

¹⁷⁵Lu

¹⁷⁶Lu (2.2·10¹¹ yil)

97.41

2.59

175

176

174.940640

175.942660

71

71

71

71

104

105

72

Gafniy

Hf

¹⁷⁴Hf

¹⁷⁶Hf

¹⁷⁷Hf

¹⁷⁸Hf

¹⁷⁹Hf

¹⁸⁰Hf

0.18

5.20

18.5

27.13

13.75

35.24

174

176

177

178

179

180

173.940360

175.941570

176.943400

177.943880

178.946030

179.946820

72

72

72

72

72

72

72

72

72

72

72

72

102

104

105

106

107

108

73

Tantal

Ta

¹⁸⁰Ta

¹⁸¹Ta

0.012

99.988

180

181

179.947544

180.949007

73

73

73

73

107

108