Tién, 53I| ngoi-kôn |
|---|
lustrous metallic gray, violet as a gas
 |
| Kî-pún sin-sit |
|---|
| Miàng, fù-ho |
Tién, I |
|---|
| Yîn-ngî |
iodine |
|---|
| ngoi-hìn |
lustrous metallic gray, violet as a gas |
|---|
| Tién chhai chû-khì-péu ke vi-chi |
|---|
|
|
| ngièn-chṳ́ sì-sú |
53 |
|---|
| ngièn-chṳ́-liòng (±) |
126.90447(3)[1] |
|---|
| ngièn-su lui-phe̍t |
sûng-ngièn-chṳ́ fî-kîm-su̍k |
|---|
| Chhu̍k, fûn-khî |
17 chhu̍k, p-block |
|---|
| chû-khì |
period 5 |
|---|
| thien-chṳ́ phài-lie̍t |
[Kr] 4d10 5s2 5p5 |
|---|
| per shell |
2, 8, 18, 18, 7 |
|---|
| vu̍t-lî sin-chṳt |
|---|
| Siông |
ku-thí |
|---|
| yùng-tiám |
386.85 K (113.7 °C, 236.66 °F) |
|---|
| pui-tiám |
457.4 K (184.3 °C, 363.7 °F) |
|---|
| Me̍t-thu near Sit-vûn |
4.933 g·cm−3 |
|---|
| Sâm-siong-tiám |
386.65 K, 12.1 kPa |
|---|
| lìm-kie-tiám |
819 K, 11.7 MPa |
|---|
| Yùng-fa-ngie̍t |
(I2) 15.52 kJ·mol−1 |
|---|
| Chîn-fat-ngie̍t |
(I2) 41.57 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong |
(I2) 54.44 J·mol−1·K−1 |
|---|
chîn-hi-ap (rhombic)
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
| chhai T (K)
|
260
|
282
|
309
|
342
|
381
|
457
| |
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su |
7, 6, 5, 4, 3, 1, −1 (a strongly acidic oxide) |
|---|
| Thien-fu-sin |
Pauling scale: 2.66 |
|---|
| Thien-lì-nèn |
1st: 1008.4 kJ·mol−1
2nd: 1845.9 kJ·mol−1
3rd: 3180 kJ·mol−1 |
|---|
| Ngièn-chṳ́ pan-kang |
empirical: 140 pm |
|---|
| Khiung-ka pan-kang |
139±3 pm |
|---|
| Van der Waals pan-kang |
198 pm |
|---|
| Miscellanea |
|---|
| Chîn-thí keu-chho |
orthorhombic |
|---|
| Ngie̍t-chhòn-thô-li̍t |
0.449 W·m−1·K−1 |
|---|
| Thien-chú-li̍t |
1.3×107 Ω·m (at 0 °C) |
|---|
| Chhṳ̀-sin |
diamagnetic[2] |
|---|
| Bulk modulus |
7.7 GPa |
|---|
| CAS Registry Number |
7553-56-2 |
|---|
| Le̍k-sú |
|---|
| Hoat-kiàn kap siōng chá ê tông-ūi-sò͘ |
Bernard Courtois (1811) |
|---|
| Chui vún-thin ke thùng-vi-su |
|---|
|
Chú vùn-chông: Tién ke thùng-vi-su |
| iso
|
NA
|
half-life
|
DM
|
DE (MeV)
|
DP
|
| 123I
|
syn
|
13 h
|
ε, γ
|
0.16
|
123Te
|
| 124I
|
syn
|
4.176 d
|
ε
|
–
|
124Te
|
| 125I
|
syn
|
59.40 d
|
ε
|
–
|
125Te
|
| 127I
|
100%
|
–
|
(SF)
|
<29.961
|
|
| 129I
|
trace
|
1.57×107 y
|
β−
|
0.194
|
129Xe
|
| 131I
|
syn
|
8.02070 d
|
β−, γ
|
0.971
|
131Xe
|
| 135I
|
syn
|
6.57 h
|
β−
|
–
|
135Xe
| |
|
Decay modes in parentheses are predicted, but have not yet been observed |
Tién (碘), fe̍t-chá ham-cho vok-su (沃素), he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì I, ngièn-chṳ́ su-muk he 53.
