Ak-sò͘ (eng. iodine; ji̍t. 沃素) sī chi̍t khoán hoà-ha̍k goân-sò͘, mā ū hō ai-o-tian ia̍h ai-o-tīn[3], Hàn-bûn kóng tián (碘), hoà-ha̍k kì-hō I, goân-chú-hoan 53.
Quick facts Ki-pún sèng-chit, Miâ, hû-hō ...
Ak-sò͘, 53I |
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| Miâ, hû-hō | Ak-sò͘, I |
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| Eng-bûn | iodine |
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| Phian-miâ | tián |
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| Gōa-hêng | lustrous metallic gray, violet as a gas |
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|
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| Goân-chú-hoan | 53 |
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| Goân-chú-liōng (±) | 126.90447(3)[1] |
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| Goân-sò͘ lūi-pia̍t | siang-goân-chú hui-kim-sio̍k |
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| Cho̍k, hun-khu | 17 cho̍k, p khu |
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| Chiu-kî | tē 5 chiu-kî |
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| Tiān-chú pâi-lia̍t | [Kr] 4d10 5s2 5p5 |
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| per shell | 2, 8, 18, 18, 7 |
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|
| Siòng | kò͘-thé |
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| Iûⁿ-tiám | 386.85 K (113.7 °C, 236.66 °F) |
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| Hut-tiám | 457.4 K (184.3 °C, 363.7 °F) |
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| Bi̍t-tō͘ (sek-un) | 4.933 g·cm−3 |
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| Sam-siòng-tiám | 386.65 K, 12.1 kPa |
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| Lîm-kài-tiám | 819 K, 11.7 MPa |
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| Iûⁿ-hoà-jia̍t | (I2) 15.52 kJ·mol−1 |
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| Cheng-hoat-jia̍t | (I2) 41.57 kJ·mol−1 |
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| Jia̍t-iông-liōng | (I2) 54.44 J·mol−1·K−1 |
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cheng-khì-ap (rhombic)
| P (Pa) |
1 |
10 |
100 |
1 k |
10 k |
100 k |
| tī T (K) |
260 |
282 |
309 |
342 |
381 |
457 |
|
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| Sng-hòa-sò͘ | 7, 6, 5, 4, 3, 1, −1 (a strongly acidic oxide) |
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| Tiān-hū-tō͘ | Pauling scale: 2.66 |
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| Tiān-lī-lêng | 1st: 1008.4 kJ·mol−1
2nd: 1845.9 kJ·mol−1
3rd: 3180 kJ·mol−1 |
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| Goân-chú pòaⁿ-kèng | empirical: 140 pm |
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| Kiōng-kè pòaⁿ-kèng | 139±3 pm |
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| Van der Waals pòaⁿ-kèng | 198 pm |
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| Chiⁿ-thé kò͘-chō | orthorhombic |
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| Jia̍t-thoân-tō-lu̍t | 0.449 W·m−1·K−1 |
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| Tiān-chó͘-lu̍t | 1.3×107 Ω·m (at 0 °C) |
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| Chû-sèng | diamagnetic[2] |
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| Bulk hē-sò͘ | 7.7 GPa |
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| CAS teng-kì pian-hō | 7553-56-2 |
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| Hoat-hiān kap siōng chá ê tông-ūi-sò͘ | Bernard Courtois (1811) |
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| Chú bûn-chiong: Ak-sò͘ ê tông-ūi-sò͘ |
| 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 |
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