Pún bûn-chiuⁿ sī koan-hē chi̍t-khoán hòa-ha̍k goân-sò͘. Chhōe kî-thaⁿ ēng-hoat, khòaⁿ
Ka-lí.
Kalium, mā ū hō Ka-lí (加里) ia̍h-sī Phok-tah-só͘-bú (剥荅叟母), sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 19, hoà-ha̍k hû-hō sī K.
Quick Facts Ki-pún sèng-chit, Miâ, hû-hō ...
Kalium, 19K
 |
 Spectral lines of potassium |
| Ki-pún sèng-chit |
|---|
| Miâ, hû-hō |
Kalium, K |
|---|
| Eng-bûn |
potassium |
|---|
| Phian-miâ |
kalium, ka-lí |
|---|
| Gōa-hêng |
silvery gray |
|---|
| Kalium tī chiu-kî-piáu lāi ê ūi-tì |
|---|
|
|
| Goân-chú-hoan |
19 |
|---|
| Goân-chú-liōng (±) |
39.0983(1)[1] |
|---|
| Goân-sò͘ lūi-pia̍t |
kiⁿ-kim-sio̍k |
|---|
| Cho̍k, hun-khu |
1 cho̍k, s khu |
|---|
| Chiu-kî |
tē 4 chiu-kî |
|---|
| Tiān-chú pâi-lia̍t |
[Ar] 4s1 |
|---|
| per shell |
2, 8, 8, 1 |
|---|
| Bu̍t-lí sèng-chit |
|---|
| Siòng |
kò͘-thé |
|---|
| Iûⁿ-tiám |
336.7 K (63.5 °C, 146.3 °F) |
|---|
| Hut-tiám |
1032 K (759 °C, 1398 °F) |
|---|
| Bi̍t-tō͘ (sek-un) |
0.862 g·cm−3 |
|---|
|
0.828 g·cm−3 |
| Lîm-kài-tiám |
2223 K, 16 MPa[2] |
|---|
| Iûⁿ-hoà-jia̍t |
2.33 kJ·mol−1 |
|---|
| Cheng-hoat-jia̍t |
76.9 kJ·mol−1 |
|---|
| Jia̍t-iông-liōng |
29.6 J·mol−1·K−1 |
|---|
| Goân-chú sèng-chit |
|---|
| Sng-hòa-sò͘ |
+1, −1 (a strongly basic oxide) |
|---|
| Tiān-hū-tō͘ |
Pauling scale: 0.82 |
|---|
| Tiān-lī-lêng |
1st: 418.8 kJ·mol−1
2nd: 3052 kJ·mol−1
3rd: 4420 kJ·mol−1
(more) |
|---|
| Goân-chú pòaⁿ-kèng |
empirical: 227 pm |
|---|
| Kiōng-kè pòaⁿ-kèng |
203±12 pm |
|---|
| Van der Waals pòaⁿ-kèng |
275 pm |
|---|
| Cha̍p-lio̍k |
|---|
| Chiⁿ-thé kò͘-chō |
body-centered cubic (bcc) |
|---|
| Siaⁿ-sok (sòe kùn-á) |
2000 m·s−1 (at 20 °C) |
|---|
| Jia̍t-phòng-tiòng |
83.3 µm·m−1·K−1 (at 25 °C) |
|---|
| Jia̍t-thoân-tō-lu̍t |
102.5 W·m−1·K−1 |
|---|
| Tiān-chó͘-lu̍t |
72 nΩ·m (at 20 °C) |
|---|
| Chû-sèng |
paramagnetic[3] |
|---|
| Young hē-sò͘ |
3.53 GPa |
|---|
| Shear hē-sò͘ |
1.3 GPa |
|---|
| Bulk hē-sò͘ |
3.1 GPa |
|---|
| Mohs ngē-tō͘ |
0.4 |
|---|
| Brinell ngē-tō͘ |
0.363 MPa |
|---|
| CAS teng-kì pian-hō |
7440-09-7 |
|---|
| Le̍k-sú |
|---|
| Hoat-hiān kap siōng chá ê tông-ūi-sò͘ |
Humphry Davy (1807) |
|---|
| Chòe ún-tēng ê tông-ūi-sò͘ |
|---|
|
Chú bûn-chiong: Kalium ê tông-ūi-sò͘ |
| iso |
NA |
half-life |
DM |
DE (MeV) |
DP |
| 39K |
93.26% |
39K is stable with 20 neutrons
|
| 40K |
0.012% |
1.248(3)×109 y |
β− |
1.311 |
40Ca |
| ε |
1.505 |
40Ar |
| β+ |
1.505 |
40Ar
|
| 41K |
6.73% |
41K is stable with 22 neutrons |
|
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