外媒记者：改革成就辉煌 中国大国形象深入人心

百度 根宝还觉得奇怪，为什么老是要用胶布包着手？　　没几天，根宝就明白了，别以为我不知道。

Cadmium
48Cd
Zn ↑ Cd ↓ Hg Periodic table silver ← cadmium → indium
Panagway
silvery bluish-gray metallic
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan	cadmium, Cd, 48
Paglitok	/?k?dmi?m/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-mee-?m]]
Kategoriyang elemento	puthaw nga transisyon Alternatively considered a post-transition metal
Group, period, block	12, 5, d
Gibug-aton sa atomo	112.411
Kontorno sa elektron	[Kr] 5s2 4d10 2, 8, 18, 18, 2 Electron shells of cadmium (2, 8, 18, 18, 2)
History
Pagkadiskobre	Karl Samuel Leberecht Hermann and Friedrich Stromeyer (1817)
First isolation	Karl Samuel Leberecht Hermann and Friedrich Stromeyer (1817)
Named by	Friedrich Stromeyer (1817)
Physical properties
Phase	magahi
Density (near r.t.)	8.65 g·cm?3
Liquid density at m.p.	7.996 g·cm?3
Melting point	594.22 K,?321.07 °C,?609.93 °F
Boiling point	1040 K,?767 °C,?1413 °F
Heat of fusion	6.21 kJ·mol?1
Heat of vaporization	99.87 kJ·mol?1
Molar heat capacity	26.020 J·mol?1·K?1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 530 583 654 745 867 1040
Atomic properties
Oxidation states	2, 1 (mildly basic oxide)
Electronegativity	1.69 (Pauling scale)
Ionization energies	1st: 867.8 kJ·mol?1
	2nd: 1631.4 kJ·mol?1
	3rd: 3616 kJ·mol?1
Atomic radius	151 pm
Covalent radius	144±9 pm
Van der Waals radius	158 pm
Miscellanea
Crystal structure	hexagonal
Magnetic ordering	diamagnetic
Electrical resistivity	(22 °C) 72.7 nΩ·m
Thermal conductivity	96.6 W·m?1·K?1
Thermal expansion	(25 °C) 30.8 μm·m?1·K?1
Speed of sound (thin rod)	(20 °C) 2310 m·s?1
Young's modulus	50 GPa
Shear modulus	19 GPa
Bulk modulus	42 GPa
Poisson ratio	0.30
Mohs hardness	2.0
Brinell hardness	203 MPa
CAS registry number	7440-43-9
Most stable isotopes
Main article: Isotopes of cadmium
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% 110Cd is stable with 62 neutrons 111Cd 12.8% 111Cd is stable with 63 neutrons 112Cd 24.13% 112Cd is stable with 64 neutrons 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

Ang kadmyo o cadmyo (Iningles cadmium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Cd ug kaiphan nga atomik 48. Ang kadmyo mao ang puthaw nga transisyon.

Galeriya sa hulagway

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