Rhenium

Rhenium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 75, hoà-ha̍k hû-hō sī Re.

Rhenium,  ₇₅Re

Ki-pún sèng-chit
Miâ, hû-hō	rhenium, Re
Gōa-hêng	silvery-grayish
Rhenium tī chiu-kî-piáu lāi ê ūi-tì
Tc ↑ Re ↓ Bh wolfram ← rhenium → osmium
Goân-chú-hoan	75
Goân-chú-liōng (±)	186.207(1)[1]
Goân-sò͘ lūi-pia̍t	kòe-tō͘ kim-sio̍k
Cho̍k, hun-khu	7 cho̍k, d khu
Chiu-kî	tē 6 chiu-kî
Tiān-chú pâi-lia̍t	[Xe] 4f14 5d5 6s2
per shell	2, 8, 18, 32, 13, 2
Bu̍t-lí sèng-chit
Siòng	solid
Iûⁿ-tiám	3459 K ​(3186 °C, ​5767 °F)
Hut-tiám	5869 K ​(5596 °C, ​10,105 °F)
Bi̍t-tō͘  (sek-un)	21.02 g·cm−3
18.9 g·cm−3
Iûⁿ-hoà-jia̍t	60.43 kJ·mol−1
Cheng-hoat-jia̍t	704 kJ·mol−1
Jia̍t-iông-liōng	25.48 J·mol−1·K−1
cheng-khì-ap P (Pa) 1 10 100 1 k 10 k 100 k tī T (K) 3303 3614 4009 4500 5127 5954
Goân-chú sèng-chit
Sng-hòa-sò͘	7, 6, 5, 4, 3, 2, 1, 0, −1, −3 ​(a mildly acidic oxide)
Tiān-hū-tō͘	Pauling scale: 1.9
Tiān-lī-lêng	1st: 760 kJ·mol−1 2nd: 1260 kJ·mol−1 3rd: 2510 kJ·mol−1 (more)
Goân-chú pòaⁿ-kèng	empirical: 137 pm
Kiōng-kè pòaⁿ-kèng	151±7 pm
Cha̍p-lio̍k
Chiⁿ-thé kò͘-chō	​hexagonal close-packed (hcp)
Siaⁿ-sok (sòe kùn-á)	4700 m·s−1 (at 20 °C)
Jia̍t-phòng-tiòng	6.2 µm·m−1·K−1
Jia̍t-thoân-tō-lu̍t	48.0 W·m−1·K−1
Tiān-chó͘-lu̍t	193 nΩ·m (at 20 °C)
Chû-sèng	paramagnetic[2]
Young hē-sò͘	463 GPa
Shear hē-sò͘	178 GPa
Bulk hē-sò͘	370 GPa
Poisson pí	0.30
Mohs ngē-tō͘	7.0
Vickers ngē-tō͘	1350–7850 MPa
Brinell ngē-tō͘	1320–2500 MPa
CAS teng-kì pian-hō	7440-15-5
Le̍k-sú
Hō-miâ	after the river Rhine (German: Rhein)
Hoat-hiān kap siōng chá ê tông-ūi-sò͘	Masataka Ogawa (1908)
hō-miâ	Walter Noddack, Ida Noddack, Otto Berg (1922)
Chòe ún-tēng ê tông-ūi-sò͘
Chú bûn-chiong: rhenium ê tông-ūi-sò͘
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