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ବର୍କେଲିଅମ

ଉଇକିପିଡ଼ିଆ‌ରୁ
Berkelium,  97Bk
ସାଧାରଣ ଗୁଣ
ନାମ, ପ୍ରତୀକberkelium, Bk
Appearancesilvery
ଉଚ୍ଚାରଣ/bərˈkli.əm/
bər-KEE-lee-əm
less commonly:
/ˈbɜːrkli.əm/
BERK-lee-əm
Berkelium 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)
Tb

Bk

(Uqe)
curiumberkeliumcalifornium
ପରମାଣୁ କ୍ରମାଙ୍କ (Z)97
ଶ୍ରେଣୀ, ବ୍ଳକgroup n/a, f-block
ପର୍ଯ୍ୟାୟperiod 7
ମୌଳିକ ପ୍ରକାର  actinide
ମାନକ ପରମାଣବିକ ଓଜନ (Ar)(247)
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ[Rn] 5f9 7s2
per shell
2, 8, 18, 32, 27, 8, 2
ଭୌତିକ ଗୁଣ
ଅବସ୍ଥାsolid
ଗଳନାଙ୍କ(beta) 1259 K ​(986 °C, ​1807 °F)
Density near r.t.(alpha) 14.78 g/cm3
(beta) 13.25 g/cm3
Atomic properties
Oxidation states3, 4
ElectronegativityPauling scale: 1.3
Atomic radiusempirical: 170 pm
Miscellanea
Crystal structurehexagonal close-packed (hcp)
Hexagonal close-packed crystal structure for berkelium
Thermal conductivity10 W/(m·K)
Magnetic orderingparamagnetic
CAS Number7440-40-6
ଇତିହାସ
ଆବିଷ୍କାରLawrence Berkeley National Laboratory (1949)
Most stable isotopes of berkelium
iso NA half-life DM DE (MeV) DP
245Bk syn 4.94 d ε 0.810 245Cm
α 6.455 241Am
246Bk syn 1.8 d α 6.070 242Am
ε 1.350 246Cm
247Bk syn 1380 y α 5.889 243Am
248Bk syn >9 y α 5.803 244Am
249Bk trace 330 d α 5.526 245Am
SF - -
β 0.125 249Cf
| references

ବର୍କେଲିଅମ ହେଉଛି ଏକ ତେଜସ୍କ୍ରିୟ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Bkପରମାଣୁ କ୍ରମାଙ୍କ ୯୭ ।

ଭୌତିକ

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ରସାୟନିକ

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ସମସ୍ଥାନିକ

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ଇତିହାସ

[ସମ୍ପାଦନା]

ଉପସ୍ଥିତି

[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ

[ସମ୍ପାଦନା]

ବ୍ୟବହାର

[ସମ୍ପାଦନା]

ଆହୁରି ଦେଖନ୍ତୁ

[ସମ୍ପାଦନା]

ସହାୟକ ଗ୍ରନ୍ଥ

[ସମ୍ପାଦନା]
  • Greenwood, Norman N (1997). Chemistry of the Elements (2 ed.). Oxford: Butterworth-Heinemann. ISBN 0-08-037941-9. {{cite book}}: Invalid |ref=harv (help); Unknown parameter |coauthor= ignored (|author= suggested) (help)
  • Holleman, Arnold F. (2007). Textbook of Inorganic Chemistry (102 ed.). Berlin: de Gruyter. ISBN 978-3-11-017770-1. {{cite book}}: Invalid |ref=harv (help); Unknown parameter |coauthor= ignored (|author= suggested) (help)
  • Peterson, J. R. (1984). "The Chemistry of Berkelium". In Emeléus, Harry Julius (ed.). Advances in inorganic chemistry and radiochemistry. Vol. 28. Academic Press. pp. 29–64. doi:10.1016/S0898-8838(08)60204-4. ISBN 0-12-023628-1. {{cite book}}: Invalid |ref=harv (help); Unknown parameter |coauthor= ignored (|author= suggested) (help)

ବାହାର ଲିଙ୍କ

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