Iân (鉛), ia̍h o͘-iân (烏鉛), sī chi̍t khoán hoà-ha̍k goân-sò͘, Latin-bûn hō plumbum, Eng-gí hō lead, hû-hō sī Pb, goân-chú-hoan 82, sio̍k thòaⁿ-sò͘ cho̍k, sī chi̍t khoán kim-sio̍k.
Quick facts Ki-pún sèng-chit, Miâ, hû-hō ...
Iân, 82Pb
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| Ki-pún sèng-chit |
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| Miâ, hû-hō |
Iân, Pb |
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| Eng-bûn |
lead |
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| Phian-miâ |
o͘-iân |
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| Gōa-hêng |
metallic gray |
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| Iân tī chiu-kî-piáu lāi ê ūi-tì |
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|
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| Goân-chú-hoan |
82 |
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| Goân-chú-liōng (±) |
207.2(1)[1] |
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| Goân-sò͘ lūi-pia̍t |
āu-kòe-tō͘ kim-sio̍k |
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| Cho̍k, hun-khu |
14 cho̍k, p khu |
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| Chiu-kî |
tē 6 chiu-kî |
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| Tiān-chú pâi-lia̍t |
[Xe] 4f14 5d10 6s2 6p2 |
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| per shell |
2, 8, 18, 32, 18, 4 |
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| Bu̍t-lí sèng-chit |
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| Siòng |
kò͘-thé |
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| Iûⁿ-tiám |
600.61 K (327.46 °C, 621.43 °F) |
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| Hut-tiám |
2022 K (1749 °C, 3180 °F) |
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| Bi̍t-tō͘ (sek-un) |
11.34 g·cm−3 |
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|
10.66 g·cm−3 |
| Iûⁿ-hoà-jia̍t |
4.77 kJ·mol−1 |
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| Cheng-hoat-jia̍t |
179.5 kJ·mol−1 |
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| Jia̍t-iông-liōng |
26.650 J·mol−1·K−1 |
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cheng-khì-ap
| P (Pa) |
1 |
10 |
100 |
1 k |
10 k |
100 k |
| tī T (K) |
978 |
1088 |
1229 |
1412 |
1660 |
2027 |
|
| Goân-chú sèng-chit |
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| Sng-hòa-sò͘ |
4, 3, 2, 1, −1, −2, −4 (an amphoteric oxide) |
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| Tiān-hū-tō͘ |
Pauling scale: 1.87 |
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| Tiān-lī-lêng |
1st: 715.6 kJ·mol−1
2nd: 1450.5 kJ·mol−1
3rd: 3081.5 kJ·mol−1 |
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| Goân-chú pòaⁿ-kèng |
empirical: 175 pm |
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| Kiōng-kè pòaⁿ-kèng |
146±5 pm |
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| Van der Waals pòaⁿ-kèng |
202 pm |
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| Cha̍p-lio̍k |
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| Chiⁿ-thé kò͘-chō |
face-centered cubic (fcc) |
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| Siaⁿ-sok (sòe kùn-á) |
1190 m·s−1 (at r.t.) (annealed) |
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| Jia̍t-phòng-tiòng |
28.9 µm·m−1·K−1 (at 25 °C) |
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| Jia̍t-thoân-tō-lu̍t |
35.3 W·m−1·K−1 |
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| Tiān-chó͘-lu̍t |
208 nΩ·m (at 20 °C) |
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| Chû-sèng |
diamagnetic |
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| Young hē-sò͘ |
16 GPa |
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| Shear hē-sò͘ |
5.6 GPa |
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| Bulk hē-sò͘ |
46 GPa |
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| Poisson pí |
0.44 |
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| Mohs ngē-tō͘ |
1.5 |
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| Brinell ngē-tō͘ |
38–50 MPa |
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| CAS teng-kì pian-hō |
7439-92-1 |
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| Le̍k-sú |
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| Hoat-hiān |
Middle Easterns (7000 BCE) |
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| Chòe ún-tēng ê tông-ūi-sò͘ |
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|
Chú bûn-chiong: Iân ê tông-ūi-sò͘ |
| iso |
NA |
half-life |
DM |
DE (MeV) |
DP |
| 204Pb |
1.4% |
>1.4×1017 y |
(α) |
1.972 |
200Hg |
| 205Pb |
syn |
1.53×107 y |
ε |
0.051 |
205Tl |
| 206Pb |
24.1% |
– |
(α) |
1.1366 |
202Hg |
| 207Pb |
22.1% |
– |
(α) |
0.3915 |
203Hg |
| 208Pb |
52.4% |
>2×1019 y |
(α) |
0.5188 |
204Hg |
| 210Pb |
trace |
22.3 y |
α |
3.792 |
206Hg |
| β− |
0.064 |
210Bi |
|
|
Decay modes in parentheses are predicted, but have not yet been observed |
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