Thó-lūn:Thòaⁿ-sò͘

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碳素[kái goân-sú-bé]

6 boronnitrogen
-

C

Si
C-TableImage.svg
It-poaⁿ sèng-chit
Miâ, Hû-hō, Goân-chú-hoan 碳, C, 6
Hun-lūi 非金屬
Cho̍k, Chiu-kî, Khu 14, 2, p
Goā-hêng 烏色(石墨)
無色(璇石)
C,6.jpg
Goân-chú-liōng 12.0107(8) g/mol
Tiān-chú phoè-tì 1s2 2s2 2p2
Ta̍k kai ê Tiān-chú 2, 4
Bu̍t-lí sèng-chit
Siòng solid
Bi̍t-tō͘ (oá sek-un) (石墨) 2.267 g·cm−3
Bi̍t-tō͘ (oá sek-un) (璇石) 3.513 g·cm−3
Iûⁿ-tiám ? triple point, ca. 10 MPa
and (4300–4700) K
(4027–4427 °C,
7280–8000 °F)
Kún-tiám ? subl. ca. 4000 K
(3727 °C, 6740 °F)
Heat of fusion (石墨) ? 100 kJ·mol−1
Heat of fusion (璇石) ? 120 kJ·mol−1
Khì-hoà-jia̍t ? 355.8 kJ·mol−1
Jia̍t-siaⁿ (25 °C) (石墨)
8.517 J·mol−1·K−1
Jia̍t-siaⁿ (25 °C) (璇石)
6.115 J·mol−1·K−1
Cheng-khì-ap (石墨)
P/Pa 1 10 100 1 k 10 k 100 k
at T/K   2839 3048 3289 3572 3908
Goân-chú sèng-chit
Kiat-chiⁿ kiat-kò͘ hexagonal
Ióng-hoà 4, 2
(mildly acidic oxide)
Hù-tiān-tō͘ 2.55 (Pauling piau-tō͘)
Lî-chú-hoà lêng-liōng
(chóng-pió)
tē 1: 1086.5 kJ·mol−1
tē 2: 2352.6 kJ·mol−1
tē 3: 4620.5 kJ·mol−1
Goân-chú poàⁿ-kèng 70 pm
Goân-chú poàⁿ-kèng (calc.) 67 pm
Kiōng-kè poàⁿ-kèng 77 pm
Van der Waals poàⁿ-kèng 170 pm
Kî-thaⁿ sèng-chit
Chû-sèng hong-hiòng diamagnetic
Thoân-jia̍t-lu̍t (300 K) (石墨)
(119–165) W·m−1·K−1
Thoân-jia̍t-lu̍t (300 K) (璇石)
(900–2320) W·m−1·K−1
Soàⁿ-jia̍t-lu̍t (300 K) (璇石)
(503–1300) mm²/s
Mohs tēng-tō͘ (石墨) 1-2
Mohs tēng-tō͘ (璇石) 10.0
CAS hoan-hō 7440-44-0
Ū-miâ ê tông-ūi-sò͘
chham-khó: C ê tông-ūi-sò͘
iso NA poàⁿ-kiám-kî DM DE (MeV) DP
12C 98.9% C ū 6 lia̍p tiong-chú ê ún-tēng tông-ūi-sò͘
13C 1.1% C ū 7 lia̍p tiong-chú ê ún-tēng tông-ūi-sò͘
14C trace 5730 beta- 0.156 14N
Chham-khó

C(元素)是佇週期表內底,化學符號 C原子番6,的一種化學元素,C是一種非金屬(nonmetal),有四个原子價(valency)的元素,伊有真濟同素體(allotropy),比論講璇石