Citakan:Infobox cadmium

Ti Wikipédia Sunda, énsiklopédi bébas
Loncat ke navigasi Loncat ke pencarian
Cadmium, 48Cd
Citakan:Infobox element/symbol-to-top-image/alt
Cadmium
Ucapan/ˈkædmiəm/ (KAD-mee-əm)
Katémbonghawuk métalik
Beurat atom baku Ar, std(Cd)112.414(4)[1]
Nomer massaCd:
Cadmium in the periodic table
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
Zn

Cd

Hg
salakacadmiumindium
Atomic number (Z)48
Golongangroup 12
Periodeperiod 5
Blokd-block
Kategori unsur  Post-transition metal, alternatively considered a transition metal
Konpigurasi éléktron[Kr] 4d10 5s2
Éléktron per kulit2, 8, 18, 18, 2
Pasipatan pisik
Pase at STPCd: Solid
Titik lé'éh594.22 K ​(321.07 °C, ​609.93 °F)
Titik golak1040 K ​(767 °C, ​1413 °F)
Density (near r.t.)8.65 g/cm3
when liquid (at m.p.)7.996 g/cm3
Panas fusi6.21 kJ/mol
Heat of vaporization99.87 kJ/mol
Molar heat capacity26.020 J/(mol·K)
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, +2 (a mildly basic oxide)
ElectronegativityPauling scale: 1.69
Ionization energies
  • 1st: 867.8 kJ/mol
  • 2nd: 1631.4 kJ/mol
  • 3rd: 3616 kJ/mol
Atomic radiusempirical: 151 pm
Covalent radius144±9 pm
Van der Waals radius158 pm
Color lines in a spectral range
Spectral lines of cadmium
Other properties
Natural occurrenceCd: Primordial
Crystal structurehexagonal close-packed (hcp)
Hexagonal close packed crystal structure for cadmium
Speed of sound thin rod2310 m/s (at 20 °C)
Thermal expansion30.8 µm/(m·K) (at 25 °C)
Thermal conductivity96.6 W/(m·K)
Electrical resistivity72.7 nΩ·m (at 22 °C)
Magnetic orderingdiamagnétik[2]
Magnetic susceptibility−19.8·10−6 cm3/mol[3]
Young's modulus50 GPa
Shear modulus19 GPa
Bulk modulus42 GPa
Poisson ratio0.30
Mohs hardness2.0
Brinell hardness203–220 MPa
CAS Number7440-43-9
History
Discovery and first isolationKarl Samuel Leberecht Hermann jeung Friedrich Stromeyer (1817)
Named byFriedrich Stromeyer (1817)
Main isotopes of cadmium
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct
106Cd 1.25% stable
107Cd syn 6.5 h ε 107Ag
108Cd 0.89% stable
109Cd syn 462.6 d ε 109Ag
110Cd 12.47% stable
111Cd 12.80% stable
112Cd 24.11% stable
113Cd 12.23% 7.7×1015 y β 113In
113mCd syn 14.1 y β 113In
IT 113Cd
114Cd 28.75% stable
115Cd syn 53.46 h β 115In
116Cd 7.51% 3.1×1019 y ββ 116Sn
| references
style="text-align:left"|Cd
in calc from C diff report ref
C 321.07
K 594.22 594.22 0
F 609.93 609.93 0
WD Edit this at Wikidata
input C: 321.07, K: 594.22, F: 609.93
comment
style="text-align:left"|Cd
in calc from C diff report ref
C 767
K 1040 1040 0
F 1413 1413 0
WD Edit this at Wikidata
input C: 767, K: 1040, F: 1413
comment
Ag ←

[[Template:Infobox_

|i'box Ag]]
[[Isotopes of_Cd: Cadmium|iso]]48Cd édit
[[Template:Infobox_Cd: Cadmium|infobox]] édit
[[Template:Infobox_Cd: Cadmium_isotopes|isobox]]
→ In

[[Template:Infobox_

|i'box In]]
[]  Data sets read by {{Infobox element}}
Name and identifiers
Top image (caption, alt)
Pronunciation
Category (enwiki)
Standard atomic weight
  most stable isotope
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Term symbol * (cmt, ref)
Wikidata *
* Not used in {{Infobox element}} (2019-02-03)
See also {{Infobox element/symbol-to--navbox}}

Rujukan

  1. Meija, Juris; Coplen, Tyler B.; Berglund, Michael; Brand, Willi A.; De Bièvre, Paul; Gröning, Manfred; Holden, Norman E.; Irrgeher, Johanna et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry 88 (3): 265–91. doi:10.1515/pac-2015-0305. 
  2. Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5. 
  3. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4. 
Documentation icon Dokuméntasi citakan[jieun]