କ୍ୟାଡ଼ମିଅମ

ଉଇକିପିଡ଼ିଆ ରୁ
ସିଧାସଳଖ ଯିବେ ଦିଗବାରେଣିକୁ, ଖୋଜିବେ
Cadmium,  48Cd
Cadmium-crystal bar.jpg
ସାଧାରଣ ଗୁଣ
ନାମ, ପ୍ରତୀକ cadmium, Cd
Appearance silvery bluish-gray metallic
ଉଚ୍ଚାରଣ /ˈkædmiəm/ kad-mee-əm
Cadmium in the periodic table
Hydrogen (other non-metal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (other non-metal)
Nitrogen (other non-metal)
Oxygen (other non-metal)
Fluorine (halogen)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (other non-metal)
Sulfur (other non-metal)
Chlorine (halogen)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (other non-metal)
Bromine (halogen)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (halogen)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanoid)
Cerium (lanthanoid)
Praseodymium (lanthanoid)
Neodymium (lanthanoid)
Promethium (lanthanoid)
Samarium (lanthanoid)
Europium (lanthanoid)
Gadolinium (lanthanoid)
Terbium (lanthanoid)
Dysprosium (lanthanoid)
Holmium (lanthanoid)
Erbium (lanthanoid)
Thulium (lanthanoid)
Ytterbium (lanthanoid)
Lutetium (lanthanoid)
Hafnium (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (halogen)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinoid)
Thorium (actinoid)
Protactinium (actinoid)
Uranium (actinoid)
Neptunium (actinoid)
Plutonium (actinoid)
Americium (actinoid)
Curium (actinoid)
Berkelium (actinoid)
Californium (actinoid)
Einsteinium (actinoid)
Fermium (actinoid)
Mendelevium (actinoid)
Nobelium (actinoid)
Lawrencium (actinoid)
Rutherfordium (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Ununtrium (unknown chemical properties)
Flerovium (unknown chemical properties)
Ununpentium (unknown chemical properties)
Livermorium (unknown chemical properties)
Ununseptium (unknown chemical properties)
Ununoctium (unknown chemical properties)
Zn

Cd

Hg
silvercadmiumindium
ପରମାଣୁ କ୍ରମାଙ୍କ (Z) 48
ଶ୍ରେଣୀ, ବ୍ଳକ group 12, d-block
ପର୍ଯ୍ୟାୟ period 5
ମୌଳିକ ପ୍ରକାର   transition metal, Alternatively considered a post-transition metal
ମାନକ ପରମାଣବିକ ଓଜନ (Ar) 112.411
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ [Kr] 5s2 4d10
per shell
2, 8, 18, 18, 2
ଭୌତିକ ଗୁଣ
ଅବସ୍ଥା solid
ଗଳନାଙ୍କ 594.22 K ​(321.07 °C, ​609.93 °F)
ସ୍ଫୁଟନାଙ୍କ 1040 K ​(767 °C, ​1413 °F)
Density near r.t. 8.65 g/cm3
when liquid, at m.p. 7.996 g/cm3
Heat of fusion 6.21 kJ/mol
Heat of 99.87 kJ/mol
Molar heat capacity 26.020 J/(mol·K)
 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 Pauling scale: 1.69
Atomic radius empirical: 151 pm
Covalent radius 144±9 pm
Van der Waals radius 158 pm
Miscellanea
Crystal structure hexagonal close-packed (hcp)
Hexagonal close packed crystal structure for cadmium
Speed of sound thin rod 2310 m/s (at 20 °C)
Thermal expansion 30.8 µm/(m·K) (at 25 °C)
Thermal conductivity 96.6 W/(m·K)
Electrical resistivity (22 °C) 72.7 n Ω·m
Magnetic ordering diamagnetic[୧]
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 Number 7440-43-9
ଇତିହାସ
ଆବିଷ୍କାର Karl Samuel Leberecht Hermann and Friedrich Stromeyer (1817)
First isolation Karl Samuel Leberecht Hermann and Friedrich Stromeyer (1817)
Named by Friedrich Stromeyer (1817)
Most stable 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 ββ 0.540 114Sn
115Cd syn 53.46 h β 1.446 115In
116Cd 7.49% 3.1×1019 y ββ 2.809 116Sn
| references

କ୍ୟାଡ଼ମିଅମ ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Cdପରମାଣୁ କ୍ରମାଙ୍କ ୪୮ ଅଟେ ।

ଧର୍ମ[ସମ୍ପାଦନା]

ଉପସ୍ଥିତି[ସମ୍ପାଦନା]

ଗଠନ[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ[ସମ୍ପାଦନା]

ସମସ୍ଥାନିକ[ସମ୍ପାଦନା]

ବ୍ୟବହାର[ସମ୍ପାଦନା]

ଆଧାର[ସମ୍ପାଦନା]

  1. Lide, D. R., ed. (2000). "Magnetic susceptibility of the elements and inorganic compounds". [[CRC Handbook of Chemistry and Physics]] (PDF) (81st ed.). CRC Press. ISBN 978-0-8493-0481-1.  Wikilink embedded in URL title (help)

ଆହୁରି ପଢନ୍ତୁ[ସମ୍ପାଦନା]

Hartwig, Andrea (2013). "Chapter 15. Cadmium and cancer". In Astrid Sigel, Helmut Sigel and Roland K. O. Sigel. Cadmium: From Toxicology to Essentiality. Metal Ions in Life Sciences 11. Springer. pp. 491–507. doi:10.1007/978-94-007-5179-8_15. 

ବାହାର ଲିଙ୍କ[ସମ୍ପାଦନା]