Copernicium (Cn)

chemical element with atomic number 112

Atomic Number	112
Atomic Weight	285
massiarv	276

Group	12
Period	7
Block	d

prooton	112 p⁺
neutron	164 n⁰
elektron	112 e^-

Animated Bohri aatomiteooria of Cn (Copernicium)

Füüsikalised Omadused

Aatomiraadius
molaarruumala
Covalent Radius	122 pm 137 pm 130 pm
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density	14 g/cm³

Keemilised Omadused

energia

proton affinity
Elektronafiinsus
ionization energy
aurustumissoojus
sulamissoojus
standard enthalpy of formation
elektron

elektronkiht	2, 8, 18, 32, 32, 18, 2

valentselektron	2 ⓘ

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

oksüdatsiooniaste	2
elektronegatiivsus
Electrophilicity Index
fundamental state of matter

phase of matter	Liquid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
kolmikpunkt
Välimus
värvus	Colorless
Välimus
Murdumisnäitaja
thermodynamic material property
Thermal Conductivity
soojuspaisumine
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
Elektrijuhtivus
Eritakistus
Ülijuhtivus
Magnetism
type
Magnetiline vastuvõtlikkus (Mass)
Magnetiline vastuvõtlikkus (Molar)
Magnetiline vastuvõtlikkus (Volume)
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal Structure	()
lattice constant
Lattice Angles
mechanical property
kõvadus
Ruumpaisumismoodul
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
heli kiirus
Klassifitseerimine
Category	Transition metals, Transition metals
CAS Group	IIB
IUPAC Group	IIB
Glawe Number
Mendeleev Number	80
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

teine

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

Isotopes of Copernicium

Stable Isotopes	0
Unstable Isotopes	13
Natural Isotopes	0

²⁷⁶Cn

massiarv	276
neutron number	164
Relative Atomic Mass	276,161418 ± 0,000537 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	0
nuclear quadrupole moment	0
avastamise aeg
parity	+

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

²⁷⁷Cn

massiarv	277
neutron number	165
Relative Atomic Mass	277,163535 ± 0,000165 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	790 ± 330 us
spinn
nuclear quadrupole moment
avastamise aeg	1996
parity

decay mode	Intensiivsus
α (α emission)	100%

²⁷⁸Cn

massiarv	278
neutron number	166
Relative Atomic Mass	278,164083 ± 0,00047 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	0
nuclear quadrupole moment	0
avastamise aeg
parity	+

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

²⁷⁹Cn

massiarv	279
neutron number	167
Relative Atomic Mass	279,166422 ± 0,000424 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg
parity

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

²⁸⁰Cn

massiarv	280
neutron number	168
Relative Atomic Mass	280,167102 ± 0,000626 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	0
nuclear quadrupole moment	0
avastamise aeg
parity	+

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

²⁸¹Cn

massiarv	281
neutron number	169
Relative Atomic Mass	281,169563 ± 0,000427 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	180 ± 80 ms
spinn
nuclear quadrupole moment
avastamise aeg	2010
parity

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

²⁸²Cn

massiarv	282
neutron number	170
Relative Atomic Mass	282,170507 ± 0,000588 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,1 ± 0,3 ms
spinn	0
nuclear quadrupole moment	0
avastamise aeg	2004
parity	+

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

²⁸³Cn

massiarv	283
neutron number	171
Relative Atomic Mass	283,173202 ± 0,00066 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	4,7 ± 0,8 s
spinn
nuclear quadrupole moment
avastamise aeg	2004
parity

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

²⁸⁴Cn

massiarv	284
neutron number	172
Relative Atomic Mass	284,17436 ± 0,000819 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	102 ± 17 ms
spinn	0
nuclear quadrupole moment	0
avastamise aeg	2004
parity	+

decay mode	Intensiivsus
SF (spontaneous fission)	100%

²⁸⁵Cn

massiarv	285
neutron number	173
Relative Atomic Mass	285,177227 ± 0,000544 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	30 ± 8 s
spinn
nuclear quadrupole moment
avastamise aeg	2004
parity

decay mode	Intensiivsus
α (α emission)	100%

²⁸⁶Cn

massiarv	286
neutron number	174
Relative Atomic Mass	286,178691 ± 0,000751 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	30 ± 30 s
spinn	0
nuclear quadrupole moment	0
avastamise aeg	2016
parity	+

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

²⁸⁷Cn

massiarv	287
neutron number	175
Relative Atomic Mass	287,181826 ± 0,000751 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg
parity

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

²⁸⁸Cn

massiarv	288
neutron number	176
Relative Atomic Mass	288,183501 ± 0,000751 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	0
nuclear quadrupole moment	0
avastamise aeg
parity	+

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

ajalugu

leiutaja või avastaja	GSI Helmholtz Centre for Heavy Ion Research
location of discovery	Germany
avastamise aeg	1996
etümoloogia	Named in honor of the astronomer Nicolaus Copernicus.
pronunciation

allikas

Abundance
Abundance in Earth's crust
natural abundance (ookean)
natural abundance (Inimkeha)	0 %
natural abundance (meteoorkeha)	0 %
natural abundance (Päike)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Copernicium on ChemicalAid

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

Copernicium (Cn)

Füüsikalised Omadused

Keemilised Omadused

teine

Isotopes of Copernicium

276Cn

277Cn

278Cn

279Cn

280Cn

281Cn

282Cn

283Cn

284Cn

285Cn

286Cn

287Cn

288Cn

ajalugu

allikas

Nuclear Screening Constants

²⁷⁶Cn

²⁷⁷Cn

²⁷⁸Cn

²⁷⁹Cn

²⁸⁰Cn

²⁸¹Cn

²⁸²Cn

²⁸³Cn

²⁸⁴Cn

²⁸⁵Cn

²⁸⁶Cn

²⁸⁷Cn

²⁸⁸Cn