Bismut

83

timbal ← bismut → polonium

Sb
↑
Bi
↓
Mc

Tabel périodik

Katrangan Umum Unsur

Jeneng, Lambang, Nomer atom

bismut, Bi, 83

Dhèrèt kimia

poor metals

Golongan, Période, Blok

15, 6, p

Panampilan

lustrous pink

Massa atom

208.98040(1) g/mol

Konfigurasi elektron

[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p³

Cacahing èlèktron saben kulit

2, 8, 18, 32, 18, 5

Ciri-ciri fisik

Fase

solid

Massa jenis (watara suhu kamar)

9.78 g/cm³

Massa jenis cair ing titik lebur

10.05 g/cm³

Titik lebur

544.7 K
(271.5 °C, 520.7 °F)

Titik umob

1837 K
(1564 °C, 2847 °F)

Kalor peleburan

11.30 kJ/mol

Kalor panguapan

151 kJ/mol

Kapasitas kalor

(25 °C) 25.52 J/(mol·K)

Tekanan uap
P/Pa	1	10	100	1 k	10 k	100 k
ing T/K	941	1041	1165	1325	1538	1835

Ciri-ciri atom

Struktur kristal

rhombohedral

Bilangan oksidasi

3, 5
(mildly acidic oxide)

Elektronegativitas

2.02 (skala Pauling)

Energi ionisasi
(detil)

ke-1: 703 kJ/mol

ke-2: 1610 kJ/mol

ke-3: 2466 kJ/mol

Jari-jari atom

160 pm

Jari-jari atom (terhitung)

143 pm

Jari-jari kovalen

146 pm

Lain-lain

Sifat magnetik

diamagnetic

Resistivitas listrik

(20 °C) 1.29 µΩ·m

Konduktivitas termal

(300 K) 7.97 W/(m·K)

Ekspansi termal

(25 °C) 13.4 µm/(m·K)

Kecepatan suara (pada wujud kawat)

(20 °C) 1790 m/s

Modulus Young

32 GPa

Modulus rigiditas

12 GPa

Modulus ruah

31 GPa

Nisbah Poisson

0.33

Skala Mohs

2.25

Kekerasan Brinell

94.2 MPa

Nomor CAS

7440-69-9

Isotop

iso	NA	waktu paruh	DM	DE (MeV)	DP
²⁰⁷Bi	syn	31.55 y	ε, β⁺	2.399	²⁰⁷Pb
²⁰⁸Bi	syn	368,000 y	ε, β⁺	2.880	²⁰⁸Pb
²⁰⁹Bi	100%	(19 ± 2) ×10¹⁸y	α		²⁰⁵Tl
^{210 m}Bi	syn	3.04 ×10⁶y	IT	0.271	²¹⁰Bi

Referensi

Bismuth (uniné /ˈbɪzməθ/) iku unsur kimia kanthi simbul Bi lan nomer atom 83.

Rujukan

Taylor, Harold A. Jr., "Bismuth", Financial Times Executive Commodity Reports (London: Mining Journal Books Ltd.) 2000 ISBN 1-84083-326-2

Pranala njaba

WebElements.com - Bismuth
USGS 2006 Minerals Yearbook: Bismuth
Bismuth Advocate News (BAN)
Bismuth Statistics and Information - United States Geological Survey minerals information for bismuth
Laboratory growth of large crystals of Bismuth by Jan Kihle Crystal Pulling Laboratories, Norway
Bismuth breaks half-life record for alpha decay
Los Alamos National Laboratory - Bismuth Archived 2010-11-21 at the Wayback Machine.

Golongan →

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Période ↓

1

1
H

2
He

2

3
Li

4
Be

5
B

6
C

7
N

8
O

9
F

10
Ne

3

11
Na

12
Mg

13
Al

14
Si

15
P

16
S

17
Cl

18
Ar

4

19
K

20
Ca

21
Sc

22
Ti

23
V

24
Cr

25
Mn

26
Fe

27
Co

28
Ni

29
Cu

30
Zn

31
Ga

32
Ge

33
As

34
Se

35
Br

36
Kr

5

37
Rb

38
Sr

39
Y

40
Zr

41
Nb

42
Mo

43
Tc

44
Ru

45
Rh

46
Pd

47
Ag

48
Cd

49
In

50
Sn

51
Sb

52
Te

53
I

54
Xe

6

55
Cs

56
Ba

*

71
Lu

72
Hf

73
Ta

74
W

75
Re

76
Os

77
Ir

78
Pt

79
Au

80
Hg

81
Tl

82
Pb

83
Bi

84
Po

85
At

86
Rn

7

87
Fr

88
Ra

**

103
Lr

104
Rf

105
Db

106
Sg

107
Bh

108
Hs

109
Mt

110
Ds

111
Rg

112
Cn

113
Nh

114
Fl

115
Mc

116
Lv

117
Ts

118
Og

* Lantanida

57
La

58
Ce

59
Pr

60
Nd

61
Pm

62
Sm

63
Eu

64
Gd

65
Tb

66
Dy

67
Ho

68
Er

69
Tm

70
Yb

** Aktinida

89
Ac

90
Th

91
Pa

92
U

93
Np

94
Pu

95
Am

96
Cm

97
Bk

98
Cf

99
Es

100
Fm

101
Md

102
No

Seri Kimia saka Tabel Périodik
Logam alkali	Alkali tanah	Lantanida	Aktinida	Logam transisi
Logam	Metaloid	Nonlogam	Halogen	Gas mulia