Argon, 18Ar
|
Spectral lines of argon |
Ki-pún sèng-chit |
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Miâ, hû-hō |
argon, Ar |
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Gōa-hêng |
colorless gas exhibiting a lilac/violet glow when placed in a high voltage electric field |
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Argon tī chiu-kî-piáu lāi ê ūi-tì |
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|
Goân-chú-hoan |
18 |
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Goân-chú-liōng (±) |
39.948(1)[1] |
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Goân-sò͘ lūi-pia̍t |
hi-iú khì-thé |
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Cho̍k, hun-khu |
18 cho̍k, p khu |
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Chiu-kî |
tē 3 chiu-kî |
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Tiān-chú pâi-lia̍t |
[Ne] 3s2 3p6 |
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per shell |
2, 8, 8 |
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Bu̍t-lí sèng-chit |
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Siòng |
khì-thé |
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Iûⁿ-tiám |
83.81 K (−189.34 °C, −308.81 °F) |
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Hut-tiám |
87.302 K (−185.848 °C, −302.526 °F) |
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Bi̍t-tō͘ at stp (0 °C and 101.325 kPa) |
1.784 g·L−1 |
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1.3954 g·cm−3 |
Sam-siòng-tiám |
83.8058 K, 68.89 kPa[2] |
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Lîm-kài-tiám |
150.687 K, 4.863 MPa[2] |
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Iûⁿ-hoà-jia̍t |
1.18 kJ·mol−1 |
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Cheng-hoat-jia̍t |
6.53 kJ·mol−1 |
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Jia̍t-iông-liōng |
20.85[3] 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)
|
|
47
|
53
|
61
|
71
|
87
| |
Goân-chú sèng-chit |
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Sng-hòa-sò͘ |
0 |
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Tiān-hū-tō͘ |
Pauling scale: no data |
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Tiān-lī-lêng |
1st: 1520.6 kJ·mol−1 2nd: 2665.8 kJ·mol−1 3rd: 3931 kJ·mol−1 (more) |
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Kiōng-kè pòaⁿ-kèng |
106±10 pm |
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Van der Waals pòaⁿ-kèng |
188 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 |
323 m·s−1 (gas, at 27 °C) |
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Jia̍t-thoân-tō-lu̍t |
17.72×10-3 W·m−1·K−1 |
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Chû-sèng |
diamagnetic[4] |
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CAS teng-kì pian-hō |
7440-37-1 |
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Le̍k-sú |
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Hoat-hiān kap siōng chá ê tông-ūi-sò͘ |
Lord Rayleigh and William Ramsay (1894) |
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Chòe ún-tēng ê tông-ūi-sò͘ |
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Chú bûn-chiong: argon ê tông-ūi-sò͘ |
iso
|
NA
|
half-life
|
DM
|
DE (MeV)
|
DP
|
36Ar
|
0.337%
|
–
|
(β+β+)
|
0.4335
|
36S
|
37Ar
|
syn
|
35 d
|
ε
|
0.813
|
37Cl
|
38Ar
|
0.063%
|
38Ar is stable with 20 neutrons
|
39Ar
|
trace
|
269 y
|
β−
|
0.565
|
39K
|
40Ar
|
99.600%
|
40Ar is stable with 22 neutrons
|
41Ar
|
syn
|
109.34 min
|
β−
|
2.49
|
41K
|
42Ar
|
syn
|
32.9 y
|
β−
|
0.600
|
42K
| |
Decay modes in parentheses are predicted, but have not yet been observed |
Argon sī tī chiu-kî-pió ê 1 chióng hoà-ha̍k goân-sò͘, goân-chú-hoan 18.