Copernicij[um] (Cn)

chemical element with atomic number 112

Atomic Number	112
Atomic Weight	285
Maseni broj	276

Group	12
Period	7
Block	d

Proton	112 p⁺
Neutron	164 n⁰
Elektron	112 e^-

Animated Bohrov model atoma of Cn (Copernicij[um])

Physical Property

Atomski Radijus
Molarni volumen
covalent radius	122 pm 137 pm 130 pm
Metallic Radius
Ionski radijus
Crystal Radius
Van der Waalsov radijus
gustoća	14 g/cm³

Chemical Property

energija

proton affinity
electron affinity
ionization energy
Toplota isparavanja
toplota topljenja
standard enthalpy of formation
Elektron

electron shell	2, 8, 18, 32, 32, 18, 2

Valentni elektron	2 ⓘ

electron configuration	[Rn] 5f¹⁴ 6d¹⁰ 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f¹⁴ 6d¹⁰ 7s²

oksidacijsko stanje	2
Elektronegativnost
Electrophilicity Index
fundamental state of matter

agregatno stanje	Liquid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
Kritična temperatura
Trojna tačka
appearance
boja	Colorless
appearance
Indeks prelamanja
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
Specifična električna provodljivost
electrical resistivity
Superprovodljivost
Magnetizam
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal Structure	()
lattice constant
Lattice Angles
mechanical property
Tvrdoća
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Brzina zvuka
klasifikacija
Category	Transition metals, Transition metals
CAS Group	IIB
IUPAC Group	IIB
Glawe Number
Mendeleev Number	80
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

other

Gas Basicity
polarizability	28 ± 2 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
Kvantni brojevi	1S0
space group	()

Isotopes of Copernicium

Stable Isotopes	0
Unstable Isotopes	13
Natural Isotopes	0

²⁷⁶Cn

Maseni broj	276
broj neutrona	164
Relative Atomic Mass	276,161418 ± 0,000537 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
datum otkrića
parity	+

decay mode	intensity
α (α emission)
SF (spontaneous fission)

²⁷⁷Cn

Maseni broj	277
broj neutrona	165
Relative Atomic Mass	277,163535 ± 0,000165 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	790 ± 330 us
spin
nuclear quadrupole moment
datum otkrića	1996
parity

decay mode	intensity
α (α emission)	100%

²⁷⁸Cn

Maseni broj	278
broj neutrona	166
Relative Atomic Mass	278,164083 ± 0,00047 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
datum otkrića
parity	+

decay mode	intensity
α (α emission)
SF (spontaneous fission)

²⁷⁹Cn

Maseni broj	279
broj neutrona	167
Relative Atomic Mass	279,166422 ± 0,000424 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića
parity

decay mode	intensity
α (α emission)
SF (spontaneous fission)

²⁸⁰Cn

Maseni broj	280
broj neutrona	168
Relative Atomic Mass	280,167102 ± 0,000626 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
datum otkrića
parity	+

decay mode	intensity
α (α emission)
SF (spontaneous fission)

²⁸¹Cn

Maseni broj	281
broj neutrona	169
Relative Atomic Mass	281,169563 ± 0,000427 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	180 ± 80 ms
spin
nuclear quadrupole moment
datum otkrića	2010
parity

decay mode	intensity
α (α emission)	100%
SF (spontaneous fission)

²⁸²Cn

Maseni broj	282
broj neutrona	170
Relative Atomic Mass	282,170507 ± 0,000588 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,1 ± 0,3 ms
spin	0
nuclear quadrupole moment	0
datum otkrića	2004
parity	+

decay mode	intensity
SF (spontaneous fission)	100%
α (α emission)

²⁸³Cn

Maseni broj	283
broj neutrona	171
Relative Atomic Mass	283,173202 ± 0,00066 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,7 ± 0,8 s
spin
nuclear quadrupole moment
datum otkrića	2004
parity

decay mode	intensity
α (α emission)	81%
SF (spontaneous fission)	19%

²⁸⁴Cn

Maseni broj	284
broj neutrona	172
Relative Atomic Mass	284,17436 ± 0,000819 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	102 ± 17 ms
spin	0
nuclear quadrupole moment	0
datum otkrića	2004
parity	+

decay mode	intensity
SF (spontaneous fission)	100%

²⁸⁵Cn

Maseni broj	285
broj neutrona	173
Relative Atomic Mass	285,177227 ± 0,000544 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	30 ± 8 s
spin
nuclear quadrupole moment
datum otkrića	2004
parity

decay mode	intensity
α (α emission)	100%

²⁸⁶Cn

Maseni broj	286
broj neutrona	174
Relative Atomic Mass	286,178691 ± 0,000751 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	30 ± 30 s
spin	0
nuclear quadrupole moment	0
datum otkrića	2016
parity	+

decay mode	intensity
α (α emission)	100%
SF (spontaneous fission)

²⁸⁷Cn

Maseni broj	287
broj neutrona	175
Relative Atomic Mass	287,181826 ± 0,000751 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića
parity

decay mode	intensity
α (α emission)
SF (spontaneous fission)

²⁸⁸Cn

Maseni broj	288
broj neutrona	176
Relative Atomic Mass	288,183501 ± 0,000751 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
datum otkrića
parity	+

decay mode	intensity
α (α emission)
SF (spontaneous fission)

historija

otkrivač ili izumitelj	GSI Helmholtz Centre for Heavy Ion Research
mjesto otkrića	Germany
datum otkrića	1996
Etimologija	Named in honor of the astronomer Nicolaus Copernicus.
pronunciation

izvor

Abundance
Abundance in Earth's crust
natural abundance (okean)
natural abundance (ljudsko tijelo)	0 %
natural abundance (Meteoroidi)	0 %
natural abundance (Sunce)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Copernicij[um] on ChemicalAid

Australian Educational Vocabulary ID	scot/3590
CAS broj	54084-26-3
ChEBI ID	33517
Den Store Danske ID	copernicium
Encyclopedia of China ID (Second Edition)	249670
Encyclopædia Britannica Online ID	science/copernicium
French Vikidia ID	Copernicium
GND	7550255-0
Gran Enciclopèdia Catalana ID	0251476
Great Russian Encyclopedia Online ID	3287431
ID na KBpediji	Copernicium
NE.se ID	ununbium
NE.se ID	copernicium
OmegaWiki određeno značenje	368710
Store norske leksikon ID	copernicium
USGS Thesaurus ID	1604
broj na Freebaseu	/m/025t_2_

Copernicij[um] (Cn)

Physical Property

Chemical Property

other

Isotopes of Copernicium

276Cn

277Cn

278Cn

279Cn

280Cn

281Cn

282Cn

283Cn

284Cn

285Cn

286Cn

287Cn

288Cn

historija

izvor

Nuclear Screening Constants

²⁷⁶Cn

²⁷⁷Cn

²⁷⁸Cn

²⁷⁹Cn

²⁸⁰Cn

²⁸¹Cn

²⁸²Cn

²⁸³Cn

²⁸⁴Cn

²⁸⁵Cn

²⁸⁶Cn

²⁸⁷Cn

²⁸⁸Cn