Bismuth (Óa-im: "bí-su-mah " ), ia̍h kiò Bismut (Óa-im: "bí-su-mut " ), sī 1 ê hoà-ha̍k goân-sò͘ . I ê goân-chú-hoan sī 83, hoà-ha̍k hû-hō sī Bi.
Bismuth, 83 Bi Ki-pún sèng-chit Miâ, hû-hō bismuth, Bi Gōa-hêng lustrous silver Bismuth tī chiu-kî-piáu lāi ê ūi-tì
Goân-chú-hoan 83 Goân-chú-liōng (±) 208.98040(1)[ 1] Goân-sò͘ lūi-pia̍t āu-kòe-tō͘ kim-sio̍k Cho̍k , hun-khu 15 cho̍k , p khu Chiu-kî tē 6 chiu-kî Tiān-chú pâi-lia̍t [Xe ] 4f14 5d10 6s2 6p3 per shell 2, 8, 18, 32, 18, 5 Bu̍t-lí sèng-chit Siòng solid Iûⁿ-tiám 544.7 K (271.5 °C, 520.7 °F) Hut-tiám 1837 K (1564 °C, 2847 °F) Bi̍t-tō͘ (sek-un ) 9.78 g·cm−3 10.05 g·cm−3 Iûⁿ-hoà-jia̍t 11.30 kJ·mol−1 Cheng-hoat-jia̍t 179 kJ·mol−1 Jia̍t-iông-liōng 25.52 J·mol−1 ·K−1 cheng-khì-ap
P (Pa)
1
10
100
1 k
10 k
100 k
tī T (K)
941
1041
1165
1325
1538
1835
Goân-chú sèng-chit Sng-hòa-sò͘ 5, 4, 3 , 2, 1, −1, −2, −3 (a mildly acid ic oxide)Tiān-hū-tō͘ Pauling scale: 2.02 Tiān-lī-lêng 1st: 703 kJ·mol−1 2nd: 1610 kJ·mol−1 3rd: 2466 kJ·mol−1 (more ) Goân-chú pòaⁿ-kèng empirical: 156 pm Kiōng-kè pòaⁿ-kèng 148±4 pm Van der Waals pòaⁿ-kèng 207 pm Cha̍p-lio̍k Chiⁿ-thé kò͘-chō rhombohedral [ 2] Siaⁿ-sok (sòe kùn-á) 1790 m·s−1 (at 20 °C) Jia̍t-phòng-tiòng 13.4 µm·m−1 ·K−1 (at 25 °C) Jia̍t-thoân-tō-lu̍t 7.97 W·m−1 ·K−1 Tiān-chó͘-lu̍t 1.29 µΩ·m (at 20 °C) Chû-sèng diamagnetic Young hē-sò͘ 32 GPa Shear hē-sò͘ 12 GPa Bulk hē-sò͘ 31 GPa Poisson pí 0.33 Mohs ngē-tō͘ 2.25 Brinell ngē-tō͘ 70–95 MPa CAS teng-kì pian-hō 7440-69-9 Le̍k-sú Hoat-hiān Claude François Geoffroy (1753) Chòe ún-tēng ê tông-ūi-sò͘ Chú bûn-chiong: bismuth ê tông-ūi-sò͘
iso
NA
half-life
DM
DE (MeV )
DP
207 Bi
syn
31.55 y
β+
2.399
207 Pb
208 Bi
syn
3.68×105 y
β+
2.880
208 Pb
209 Bi
100%
1.9×1019 y
α
3.137
205 Tl
210 Bi
trace
5.012 d
β−
1.426
210 Po
α
5.982
206 Tl
210m Bi
syn
3.04×106 y
IT
0.271
210 Bi
α
6.253
206 Tl