Rhenium

Rhenium,  ₇₅Re

ngoi-kôn
silvery-grayish
Kî-pún sin-sit
Miàng, fù-ho	Rhenium, Re
ngoi-hìn	silvery-grayish
Rhenium chhai chû-khì-péu ke vi-chi
Tc ↑ Re ↓ Bh wolfram ← Rhenium → osmium
ngièn-chṳ́ sì-sú	75
ngièn-chṳ́-liòng (±)	186.207(1)
ngièn-su lui-phe̍t	ko-thu kîm-su̍k
Chhu̍k, fûn-khî	7 chhu̍k, d-block
chû-khì	period 6
thien-chṳ́ phài-lie̍t	[Xe] 4f14 5d5 6s2
per shell	2, 8, 18, 32, 13, 2
vu̍t-lî sin-chṳt
Siông	ku-thí
yùng-tiám	3459 K ​(3186 °C, ​5767 °F)
pui-tiám	5869 K ​(5596 °C, ​10,105 °F)
Me̍t-thu near Sit-vûn	21.02 g·cm−3
18.9 g·cm−3
Yùng-fa-ngie̍t	60.43 kJ·mol−1
Chîn-fat-ngie̍t	704 kJ·mol−1
Ngie̍t-yùng-liong	25.48 J·mol−1·K−1
chîn-hi-ap P (Pa) 1 10 100 1 k 10 k 100 k chhai T (K) 3303 3614 4009 4500 5127 5954
Ngièn-chṳ́ sin-chṳt
Yông-fa-su	7, 6, 5, 4, 3, 2, 1, 0, −1, −3 ​(a mildly acidic oxide)
Thien-fu-sin	Pauling scale: 1.9
Thien-lì-nèn	1st: 760 kJ·mol−1 2nd: 1260 kJ·mol−1 3rd: 2510 kJ·mol−1 (more)
Ngièn-chṳ́ pan-kang	empirical: 137 pm
Khiung-ka pan-kang	151±7 pm
Miscellanea
Chîn-thí keu-chho	​hexagonal close-packed (hcp)
Sâng-suk thin rod	4700 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong	6.2 µm·m−1·K−1
Ngie̍t-chhòn-thô-li̍t	48.0 W·m−1·K−1
Thien-chú-li̍t	193 nΩ·m (at 20 °C)
Chhṳ̀-sin	paramagnetic
Young's modulus	463 GPa
Shear modulus	178 GPa
Bulk modulus	370 GPa
Poisson ratio	0.30
Mohs hardness	7.0
Vickers hardness	1350–7850 MPa
Brinell hardness	1320–2500 MPa
CAS Registry Number	7440-15-5
Le̍k-sú
Hí-miàng	after the river Rhine (German: Rhein)
Hoat-kiàn kap siōng chá ê tông-ūi-sò͘	Masataka Ogawa (1908)
Named by	Walter Noddack, Ida Noddack, Otto Berg (1922)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Rhenium ke thùng-vi-su
iso NA half-life DM DE (MeV) DP 185Re 37.4% – (α) 2.1947 181Ta 187Re 62.6% 4.12×1010 y α 1.653 183Ta β− 0.0026 187Os
Decay modes in parentheses are predicted, but have not yet been observed

Rhenium (Hon-ngî: 錸 lái) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Re, ngièn-chṳ́ su-muk he 75.