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ଆମେରିକିଅମ

ଉଇକିପିଡ଼ିଆରୁ
(Americiumରୁ ଲେଉଟି ଆସିଛି)
Americium,95Am
ସାଧାରଣ ଗୁଣ
ନାମ,ପ୍ରତୀକamericium, Am
Appearancesilvery white
ଉଚ୍ଚାରଣ/ˌæməˈrɪsiəm/
AM-ə-RIS-ee-əm
Americium in theperiodic 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)
Eu

Am

(Uqs)
plutoniumamericiumcurium
ପରମାଣୁ କ୍ରମାଙ୍କ(Z)95
ଶ୍ରେଣୀ,ବ୍ଳକgroup n/a,f-block
ପର୍ଯ୍ୟାୟperiod 7
ମୌଳିକ ପ୍ରକାରactinide
ମାନକ ପରମାଣବିକ ଓଜନ(Ar)(243)
ଇଲେକ୍ଟ୍ରୋନ୍ ବିନ୍ୟାସ[Rn] 5f77s2
per shell
2, 8, 18, 32, 25, 8, 2
ଭୌତିକ ଗୁଣ
ଅବସ୍ଥାsolid
ଗଳନାଙ୍କ1449K​(1176 °C, ​2149 °F)
ସ୍ଫୁଟନାଙ୍କ2880 K ​(2607 °C, ​4725 °F)
Densitynearr.t.12 g/cm3
Heat of fusion14.39kJ/mol
Molar heat capacity62.7 J/(mol·K)
pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1239 1356
Atomic properties
Oxidation states7, 6, 5, 4,3,2amphotericoxide
ElectronegativityPauling scale: 1.3
Atomic radiusempirical:173pm
Covalent radius180±6 pm
Miscellanea
Crystal structurehexagonal
Hexagonal crystal structure for americium
Thermal conductivity10 W/(m·K)
Electrical resistivity0.69[୧]µ Ω·m
Magnetic orderingparamagnetic
CAS Number7440-35-9
ଇତିହାସ
ଆବିଷ୍କାରGlenn T. Seaborg,Ralph A. James,Leon O. Morgan,Albert Ghiorso(1944)
Most stableisotopes of americium
iso NA half-life DM DE(MeV) DP
241Am trace 432.2 y SF - -
α 5.486 237Np
242mAm trace 141y IT 0.049 242Am
α 5.637 238Np
SF - -
243Am trace 7370 y SF - -
α 5.275 239Np
|references

ଆମେରିକିଅମ(/[invalid input: 'icon']ˌæməˈrɪsiəm/AM-ə-RIS-ee-əm) ହେଉଛି ଏକ ତେଜସ୍କ୍ରିୟରାସାୟନିକ ମୌଳିକଯାହାର ପ୍ରତୀକAmପରମାଣୁ କ୍ରମାଙ୍କ୯୫ ।

ଧର୍ମ[ସମ୍ପାଦନା]

ଭୌତିକ[ସମ୍ପାଦନା]

ରସାୟନିକ[ସମ୍ପାଦନା]

ସମସ୍ଥାନିକ[ସମ୍ପାଦନା]

ଇତିହାସ[ସମ୍ପାଦନା]

ଗଠନ[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ[ସମ୍ପାଦନା]

ବ୍ୟବହାର[ସମ୍ପାଦନା]

ଆହୁରି ଦେଖନ୍ତୁ[ସମ୍ପାଦନା]

ଆଧାର[ସମ୍ପାଦନା]

  1. Muller, W.; Schenkel, R.; Schmidt, H. E.; Spirlet, J. C.; McElroy, D. L.; Hall, R. O. A.; Mortimer, M. J. (1978). "The electrical resistivity and specific heat of americium metal".Journal of Low Temperature Physics.30(5–6): 561.Bibcode:1978JLTP...30..561M.doi:10.1007/BF00116197.

ସହାୟକ ଗ୍ରନ୍ଥ[ସମ୍ପାଦନା]

ଆହୁରି ପଢନ୍ତୁ[ସମ୍ପାଦନା]

ବାହାର ଲିଙ୍କ[ସମ୍ପାଦନା]