Cadmium

Cadmium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 48, hoà-ha̍k hû-hō sī Cd.

Cadmium,  ₄₈Cd

Ki-pún sèng-chit
Miâ, hû-hō	cadmium, Cd
Gōa-hêng	silvery bluish-gray metallic
Cadmium tī chiu-kî-piáu lāi ê ūi-tì
Zn ↑ Cd ↓ Hg gîn ← cadmium → indium
Goân-chú-hoan	48
Goân-chú-liōng (±)	112.414(4)[1]
Goân-sò͘ lūi-pia̍t	kòe-tō͘ kim-sio̍k alternatively considered a post-transition metal
Cho̍k, hun-khu	12 cho̍k, d khu
Chiu-kî	tē 5 chiu-kî
Tiān-chú pâi-lia̍t	[Kr] 4d10 5s2
per shell	2, 8, 18, 18, 2
Bu̍t-lí sèng-chit
Siòng	solid
Iûⁿ-tiám	594.22 K ​(321.07 °C, ​609.93 °F)
Hut-tiám	1040 K ​(767 °C, ​1413 °F)
Bi̍t-tō͘  (sek-un)	8.65 g·cm−3
7.996 g·cm−3
Iûⁿ-hoà-jia̍t	6.21 kJ·mol−1
Cheng-hoat-jia̍t	99.87 kJ·mol−1
Jia̍t-iông-liōng	26.020 J·mol−1·K−1
cheng-khì-ap P (Pa) 1 10 100 1 k 10 k 100 k tī T (K) 530 583 654 745 867 1040
Goân-chú sèng-chit
Sng-hòa-sò͘	2, 1, −2 ​(a mildly basic oxide)
Tiān-hū-tō͘	Pauling scale: 1.69
Tiān-lī-lêng	1st: 867.8 kJ·mol−1 2nd: 1631.4 kJ·mol−1 3rd: 3616 kJ·mol−1
Goân-chú pòaⁿ-kèng	empirical: 151 pm
Kiōng-kè pòaⁿ-kèng	144±9 pm
Van der Waals pòaⁿ-kèng	158 pm
Cha̍p-lio̍k
Chiⁿ-thé kò͘-chō	​hexagonal close-packed (hcp)
Siaⁿ-sok (sòe kùn-á)	2310 m·s−1 (at 20 °C)
Jia̍t-phòng-tiòng	30.8 µm·m−1·K−1 (at 25 °C)
Jia̍t-thoân-tō-lu̍t	96.6 W·m−1·K−1
Tiān-chó͘-lu̍t	72.7 nΩ·m (at 22 °C)
Chû-sèng	diamagnetic[2]
Young hē-sò͘	50 GPa
Shear hē-sò͘	19 GPa
Bulk hē-sò͘	42 GPa
Poisson pí	0.30
Mohs ngē-tō͘	2.0
Brinell ngē-tō͘	203–220 MPa
CAS teng-kì pian-hō	7440-43-9
Le̍k-sú
Hoat-hiān kap siōng chá ê tông-ūi-sò͘	Karl Samuel Leberecht Hermann and Friedrich Stromeyer (1817)
hō-miâ	Friedrich Stromeyer (1817)
Chòe ún-tēng ê tông-ūi-sò͘
Chú bûn-chiong: cadmium ê tông-ūi-sò͘
iso NA half-life DM DE (MeV) DP 106Cd 1.25% >4.1×1020 y (β+β+) 2.770 106Pd 107Cd syn 6.5 h ε 1.417 107Ag 108Cd 0.89% >4.1×1017 y (β+β+) 0.272 108Pd 109Cd syn 462.6 d ε 0.214 109Ag 110Cd 12.49% – (SF) <22.486 111Cd 12.8% – (SF) <21.883 112Cd 24.13% – (SF) <20.733 113Cd 12.22% 7.7×1015 y β− 0.316 113In 113mCd syn 14.1 y β− 0.580 113In IT 0.264 113Cd 114Cd 28.73% >6.4×1018 y (β−β−) 0.540 114Sn 115Cd syn 53.46 h β− 1.446 115In 116Cd 7.49% 3.1×1019 y β−β− 2.809 116Sn
Decay modes in parentheses are predicted, but have not yet been observed

Chham-khó

1. Standard Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights
2. Lide, D. R., pian. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (86th pán.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5. Archived from the original on 2011-03-03. 2016-06-09 khòaⁿ--ê.CS1 maint: Unfit url (link)