Phêng-sò͘

Phêng-sò͘, ₅B
	boron (β-rhombohedral)
Ki-pún sèng-chit
Miâ, hû-hō	Phêng-sò͘, B
Eng-bûn	boron
Phian-miâ	pâng-sò͘
Tông-sò͘-thé	α-, β-rhombohedral, β-tetragonal (and more)
Gōa-hêng	black-brown
Phêng-sò͘ tī chiu-kî-piáu lāi ê ūi-tì
	beryllium ← Phêng-sò͘ → thoàⁿ-sò͘
Goân-chú-hoan	5
Goân-chú-liōng	10.81 (10.806–10.821)
Goân-sò͘ lūi-pia̍t	lūi-kim-sio̍k
Cho̍k, hun-khu	13 cho̍k, p khu
Chiu-kî	tē 2 chiu-kî
Tiān-chú pâi-lia̍t	[He] 2s2 2p1
per shell	2, 3
Bu̍t-lí sèng-chit
Siòng	kò͘-thé
Iûⁿ-tiám	2349 K (2076 °C, 3769 °F)
Hut-tiám	4200 K (3927 °C, 7101 °F)
iông-tiám ê e̍k-thé bi̍t-tō͘	2.08 g·cm−3
Iûⁿ-hoà-jia̍t	50.2 kJ·mol−1
Cheng-hoat-jia̍t	508 kJ·mol−1
Jia̍t-iông-liōng	11.087 J·mol−1·K−1
Goân-chú sèng-chit
Sng-hòa-sò͘	3, 2, 1, −1, −5 (a mildly acidic oxide)
Tiān-hū-tō͘	Pauling scale: 2.04
Tiān-lī-lêng	1st: 800.6 kJ·mol−1 ; 2nd: 2427.1 kJ·mol−1 ; 3rd: 3659.7 kJ·mol−1 ; (more)
Goân-chú pòaⁿ-kèng	empirical: 90 pm
Kiōng-kè pòaⁿ-kèng	84±3 pm
Van der Waals pòaⁿ-kèng	192 pm
Cha̍p-lio̍k
Chiⁿ-thé kò͘-chō	rhombohedral
Siaⁿ-sok (sòe kùn-á)	16,200 m·s−1 (at 20 °C)
Jia̍t-phòng-tiòng	β form: 5–7 µm·m−1·K−1 (at 25 °C)
Jia̍t-thoân-tō-lu̍t	27.4 W·m−1·K−1
Tiān-chó͘-lu̍t	~106 Ω·m (at 20 °C)
Chû-sèng	diamagnetic
Mohs ngē-tō͘	~9.5
CAS teng-kì pian-hō	7440-42-8
Le̍k-sú
Hoat-hiān	Joseph Louis Gay-Lussac and Louis Jacques Thénard (30 June 1808)
Siōng chá hû-lî	Humphry Davy (9 July 1808)
Chòe ún-tēng ê tông-ūi-sò͘
	Chú bûn-chiong: Phêng-sò͘ ê tông-ūi-sò͘
	10B content may be as low as 19.1% and as high as 20.3% in natural samples. 11B is the remainder in such cases.

Phêng-sò͘ (Pâng-, 硼素) sī kì-hō B (Eng-gí: boron) ê goân-sò͘, goân-chú-hoan 5, goân-chú-liōng 10.81. I ū kim-sio̍k kap hui-kim-sio̍k chi kan ê sèng-chit.

Chham-khó

↑ Van Setten et al. 2007, pp. 2460–1
↑ Conventional Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights
↑ Standard Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights
↑ Zhang, K.Q.; Guo, B.; Braun, V.; Dulick, M.; Bernath, P.F. (1995). "Infrared Emission Spectroscopy of BF and AIF" (PDF). J. Molecular Spectroscopy. 170: 82. Bibcode:1995JMoSp.170...82Z. doi:10.1006/jmsp.1995.1058. goân-loē-iông (PDF) tī 2012-01-11 hőng khó͘-pih. 2016-05-23 khòaⁿ--ê.
↑ Pang-bô͘:Cite article
↑ Holcombe Jr., C. E.; Smith, D. D.; Lorc, J. D.; Duerlesen, W. K.; Carpenter; D. A. (October 1973). "Physical-Chemical Properties of beta-Rhombohedral Boron". High Temp. Sci. 5 (5): 349–57.
↑ Lide, David R. (ed.) (2000). Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics (PDF). CRC press. ISBN 0849304814. Archived from the original on 2012-01-12. 2016-05-23 khòaⁿ--ê.
↑ Gay Lussac, J.L. and Thenard, L.J. (1808). "Sur la décomposition et la recomposition de l'acide boracique". Annales de chimie. 68: 169–174.
↑ Davy H (1809). "An account of some new analytical researches on the nature of certain bodies, particularly the alkalies, phosphorus, sulphur, carbonaceous matter, and the acids hitherto undecomposed: with some general observations on chemical theory". Philosophical Transactions of the Royal Society of London. 99: 39–104. doi:10.1098/rstl.1809.0005.
↑ ^10.0 ^10.1 "Atomic Weights and Isotopic Compositions for All Elements". National Institute of Standards and Technology. 2008-09-21 khòaⁿ--ê.
↑ Szegedi, S.; Váradi, M.; Buczkó, Cs. M.; Várnagy, M.; Sztaricskai, T. (1990). "Determination of boron in glass by neutron transmission method". Journal of Radioanalytical and Nuclear Chemistry Letters. 146 (3): 177. doi:10.1007/BF02165219.

Pún bûn-chiuⁿ sī chi̍t phiⁿ phí-á-kiáⁿ. Lí thang tàu khok-chhiong lâi pang-chō͘ Wikipedia.

[1] Van Setten et al. 2007, pp. 2460–1

[CIAAW-2] Conventional Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights

[IUPAC-3] Standard Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights

[v1-4] Zhang, K.Q.; Guo, B.; Braun, V.; Dulick, M.; Bernath, P.F. (1995). "Infrared Emission Spectroscopy of BF and AIF" (PDF). J. Molecular Spectroscopy. 170: 82. Bibcode:1995JMoSp.170...82Z. doi:10.1006/jmsp.1995.1058. goân-loē-iông (PDF) tī 2012-01-11 hőng khó͘-pih. 2016-05-23 khòaⁿ--ê.

[5] Pang-bô͘:Cite article

[6] Holcombe Jr., C. E.; Smith, D. D.; Lorc, J. D.; Duerlesen, W. K.; Carpenter; D. A. (October 1973). "Physical-Chemical Properties of beta-Rhombohedral Boron". High Temp. Sci. 5 (5): 349–57.

[magnet-7] Lide, David R. (ed.) (2000). Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics (PDF). CRC press. ISBN 0849304814. Archived from the original on 2012-01-12. 2016-05-23 khòaⁿ--ê.

[Lussac-8] Gay Lussac, J.L. and Thenard, L.J. (1808). "Sur la décomposition et la recomposition de l'acide boracique". Annales de chimie. 68: 169–174.

[Davy-9] Davy H (1809). "An account of some new analytical researches on the nature of certain bodies, particularly the alkalies, phosphorus, sulphur, carbonaceous matter, and the acids hitherto undecomposed: with some general observations on chemical theory". Philosophical Transactions of the Royal Society of London. 99: 39–104. doi:10.1098/rstl.1809.0005.

[NISTic-10] 10.0 ^10.1 "Atomic Weights and Isotopic Compositions for All Elements". National Institute of Standards and Technology. 2008-09-21 khòaⁿ--ê.

[11] Szegedi, S.; Váradi, M.; Buczkó, Cs. M.; Várnagy, M.; Sztaricskai, T. (1990). "Determination of boron in glass by neutron transmission method". Journal of Radioanalytical and Nuclear Chemistry Letters. 146 (3): 177. doi:10.1007/BF02165219.

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