Phî

Phî, ₃₃As
ngoi-kôn
	metallic grey;
Kî-pún sin-sit
Miàng, fù-ho	Phî, As
Yîn-ngî	arsenic
thùng-su-thí	grey (most common), yellow, black
ngoi-hìn	metallic grey
Phî chhai chû-khì-péu ke vi-chi
	germanium ← Phî → selenium
ngièn-chṳ́ sì-sú	33
ngièn-chṳ́-liòng (±)	74.921595(6)
ngièn-su lui-phe̍t	lui-kîm-su̍k
Chhu̍k, fûn-khî	15 chhu̍k, p-block
chû-khì	period 4
thien-chṳ́ phài-lie̍t	[Ar] 3d10 4s2 4p3
per shell	2, 8, 18, 5
vu̍t-lî sin-chṳt
Siông	ku-thí
Sublimation point	887 K (615 °C, 1137 °F)
Me̍t-thu near Sit-vûn	5.727 g·cm−3
	5.22 g·cm−3
Sâm-siong-tiám	1090 K, 3628 kPa
lìm-kie-tiám	1673 K, ? MPa
Yùng-fa-ngie̍t	grey: 24.44 kJ·mol−1
Chîn-fat-ngie̍t	34.76 kJ·mol−1 (?)
Ngie̍t-yùng-liong	24.64 J·mol−1·K−1
Ngièn-chṳ́ sin-chṳt
Yông-fa-su	5, 4, 3, 2, 1, −1, −2, −3 (a mildly acidic oxide)
Thien-fu-sin	Pauling scale: 2.18
Thien-lì-nèn	1st: 947.0 kJ·mol−1 ; 2nd: 1798 kJ·mol−1 ; 3rd: 2735 kJ·mol−1 ; (more)
Ngièn-chṳ́ pan-kang	empirical: 119 pm
Khiung-ka pan-kang	119±4 pm
Van der Waals pan-kang	185 pm
Miscellanea
Chîn-thí keu-chho	rhombohedral
Ngie̍t-phàng-chong	5.6 µm·m−1·K−1 (at r.t.)
Ngie̍t-chhòn-thô-li̍t	50.2 W·m−1·K−1
Thien-chú-li̍t	333 nΩ·m (at 20 °C)
Chhṳ̀-sin	diamagnetic
Young's modulus	8 GPa
Bulk modulus	22 GPa
Mohs hardness	3.5
Brinell hardness	1440 MPa
CAS Registry Number	7440-38-2
Le̍k-sú
Fat-hien	Early Bronze Age (2500 BC)
First isolation	Albertus Magnus (1250)
Chui vún-thin ke thùng-vi-su
	Chú vùn-chông: Phî ke thùng-vi-su
β+	74Ge
γ	–
β−	74Se

Phî (砒), fe̍t-chá ham-cho phî-su (砒素), sṳ̂n (砷), he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì As, ngièn-chṳ́ su-muk he 33, chhai ngièn-su chû-khì-péu lî-tú phài thi 33 vi.

Chhâm-kháu chṳ̂-liau

↑ Standard Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights
↑ Gokcen, N. A (1989). "The As (arsenic) system". Bull. Alloy Phase Diagrams 10: 11–22. doi:10.1007/BF02882166.
↑ Ellis, Bobby D.; MacDonald, Charles L. B. (2004). "Stabilized Arsenic(I) Iodide: A Ready Source of Arsenic Iodide Fragments and a Useful Reagent for the Generation of Clusters". Inorganic Chemistry 43 (19): 5981–6. PMID 15360247. doi:10.1021/ic049281s.
↑ Cverna, Fran (2002). ASM Ready Reference: Thermal properties of metals. ASM International. pp. 8–. ISBN 978-0-87170-768-0. pdf.
↑ Lide, David R., pian. (2000). "Magnetic susceptibility of the elements and inorganic compounds". Handbook of Chemistry and Physics (PDF) (81 pán.). CRC press. ISBN 0849304814. Archived from the original on 2011-03-03. 2018-06-07 chhà-khon.

[IUPAC-1] Standard Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights

[Gokcen1989-2] Gokcen, N. A (1989). "The As (arsenic) system". Bull. Alloy Phase Diagrams 10: 11–22. doi:10.1007/BF02882166.

[3] Ellis, Bobby D.; MacDonald, Charles L. B. (2004). "Stabilized Arsenic(I) Iodide: A Ready Source of Arsenic Iodide Fragments and a Useful Reagent for the Generation of Clusters". Inorganic Chemistry 43 (19): 5981–6. PMID 15360247. doi:10.1021/ic049281s.

[4] Cverna, Fran (2002). ASM Ready Reference: Thermal properties of metals. ASM International. pp. 8–. ISBN 978-0-87170-768-0. pdf.

[5] Lide, David R., pian. (2000). "Magnetic susceptibility of the elements and inorganic compounds". Handbook of Chemistry and Physics (PDF) (81 pán.). CRC press. ISBN 0849304814. Archived from the original on 2011-03-03. 2018-06-07 chhà-khon.

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