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.
Iân, 82Pb
 |
| Ki-pún sèng-chit |
|---|
| Miâ, hû-hō |
Iân, Pb |
|---|
| Eng-bûn |
lead |
|---|
| Phian-miâ |
o͘-iân |
|---|
| Gōa-hêng |
metallic gray |
|---|
| Iân tī chiu-kî-piáu lāi ê ūi-tì |
|---|
|
|
| Goân-chú-hoan |
82 |
|---|
| Goân-chú-liōng (±) |
207.2(1)[1] |
|---|
| Goân-sò͘ lūi-pia̍t |
āu-kòe-tō͘ kim-sio̍k |
|---|
| Cho̍k, hun-khu |
14 cho̍k, p khu |
|---|
| Chiu-kî |
tē 6 chiu-kî |
|---|
| Tiān-chú pâi-lia̍t |
[Xe] 4f14 5d10 6s2 6p2 |
|---|
| per shell |
2, 8, 18, 32, 18, 4 |
|---|
| Bu̍t-lí sèng-chit |
|---|
| Siòng |
kò͘-thé |
|---|
| Iûⁿ-tiám |
600.61 K (327.46 °C, 621.43 °F) |
|---|
| Hut-tiám |
2022 K (1749 °C, 3180 °F) |
|---|
| Bi̍t-tō͘ (sek-un) |
11.34 g·cm−3 |
|---|
|
10.66 g·cm−3 |
| Iûⁿ-hoà-jia̍t |
4.77 kJ·mol−1 |
|---|
| Cheng-hoat-jia̍t |
179.5 kJ·mol−1 |
|---|
| Jia̍t-iông-liōng |
26.650 J·mol−1·K−1 |
|---|
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 |
|---|
| Sng-hòa-sò͘ |
4, 3, 2, 1, −1, −2, −4 (an amphoteric oxide) |
|---|
| Tiān-hū-tō͘ |
Pauling scale: 1.87 |
|---|
| Tiān-lī-lêng |
1st: 715.6 kJ·mol−1
2nd: 1450.5 kJ·mol−1
3rd: 3081.5 kJ·mol−1 |
|---|
| Goân-chú pòaⁿ-kèng |
empirical: 175 pm |
|---|
| Kiōng-kè pòaⁿ-kèng |
146±5 pm |
|---|
| Van der Waals pòaⁿ-kèng |
202 pm |
|---|
| Cha̍p-lio̍k |
|---|
| Chiⁿ-thé kò͘-chō |
face-centered cubic (fcc) |
|---|
| Siaⁿ-sok (sòe kùn-á) |
1190 m·s−1 (at r.t.) (annealed) |
|---|
| Jia̍t-phòng-tiòng |
28.9 µm·m−1·K−1 (at 25 °C) |
|---|
| Jia̍t-thoân-tō-lu̍t |
35.3 W·m−1·K−1 |
|---|
| Tiān-chó͘-lu̍t |
208 nΩ·m (at 20 °C) |
|---|
| Chû-sèng |
diamagnetic |
|---|
| Young hē-sò͘ |
16 GPa |
|---|
| Shear hē-sò͘ |
5.6 GPa |
|---|
| Bulk hē-sò͘ |
46 GPa |
|---|
| Poisson pí |
0.44 |
|---|
| Mohs ngē-tō͘ |
1.5 |
|---|
| Brinell ngē-tō͘ |
38–50 MPa |
|---|
| CAS teng-kì pian-hō |
7439-92-1 |
|---|
| Le̍k-sú |
|---|
| Hoat-hiān |
Middle Easterns (7000 BCE) |
|---|
| Chòe ún-tēng ê tông-ūi-sò͘ |
|---|
|
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 |
