Kurij (Cm)

kemijski element atomskoga broja 96

Atomski broj	96
Relativna atomska masa	247
Maseni broj	231

Skupina
Perioda	7
Blok	f

proton	96 p⁺
neutron	135 n⁰
elektron	96 e^-

Animated Bohrov model atoma of Cm (Kurij)

Physical Property

Atomski Radijus	276 pm
Molni volumen	18,28 cm³/mol
Kovalentni Radijus	166 pm 136 pm 169 pm
Metallic Radius
Ionski radijus	97 pm 85 pm 95 pm 114,7 pm
Crystal Radius	111 pm 99 pm 109 pm 128,7 pm
Van der Waals radius	245 pm 332,6 pm
gustoća	13,51 g/cm³

Kemijsko Svojstvo

{ERROR}

energija

proton affinity
Elektronski afinitet
ionization energy	5,9914 eV/particle 10 eV/particle 20,1 eV/particle 37,7 eV/particle 51 eV/particle 69,1 eV/particle 97 eV/particle 112 eV/particle 128 eV/particle 144 eV/particle 167 eV/particle 190 eV/particle 212 eV/particle 235 eV/particle 253 eV/particle 272 eV/particle 311 eV/particle 332 eV/particle 460 eV/particle 489 eV/particle 518 eV/particle 550 eV/particle 580 eV/particle 611 eV/particle 657 eV/particle 689 eV/particle 723 eV/particle 755 eV/particle 910 eV/particle 950 eV/particle 990 eV/particle 1.030 eV/particle 1.140 eV/particle 1.180 eV/particle 1.300 eV/particle 1.340 eV/particle 1.480 eV/particle 1.560 eV/particle 1.640 eV/particle 1.730 eV/particle 1.810 eV/particle 1.890 eV/particle 1.980 eV/particle 2.060 eV/particle 2.160 eV/particle 2.240 eV/particle 2.320 eV/particle 2.410 eV/particle 2.490 eV/particle 2.580 eV/particle 2.976 eV/particle 3.050 eV/particle 3.125 eV/particle 3.207 eV/particle 3.284 eV/particle 3.360 eV/particle 3.515 eV/particle 3.593 eV/particle 3.679 eV/particle 3.758 eV/particle 4.078 eV/particle 4.156 eV/particle 4.239 eV/particle 4.317 eV/particle 4.791 eV/particle 4.880 eV/particle 5.110 eV/particle 5.200 eV/particle 8.270 eV/particle 8.440 eV/particle 8.620 eV/particle 8.820 eV/particle 9.000 eV/particle 9.180 eV/particle 9.630 eV/particle 9.820 eV/particle 10.020 eV/particle 10.220 eV/particle 10.760 eV/particle 10.920 eV/particle 11.100 eV/particle 11.270 eV/particle 12.740 eV/particle 12.950 eV/particle 13.360 eV/particle 13.550 eV/particle 27.740 eV/particle 28.180 eV/particle 28.700 eV/particle 29.100 eV/particle 34.600 eV/particle 35.200 eV/particle 36.000 eV/particle 36.493 eV/particle 143.299,6 eV/particle 145.743 eV/particle

Toplina isparivanja
toplina taljenja
standard enthalpy of formation	386 kJ/mol
elektron

Elektronska ljuska	2, 8, 18, 32, 25, 9, 2

valence electron	2 ⓘ

electron configuration	[Rn] 5f⁷ 6d¹ 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f⁷ 6d¹ 7s²

Oksidacijski broj	3, 4, 5, 6
Elektronegativnost	0.17439
Electrophilicity Index
fundamental state of matter

agregatno stanje
gaseous state of matter
Vrelište
Talište	1.618,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja	Crna #ffffff #785ce3 #785ce3
appearance	silvery metallic, glows purple in the dark
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost
Toplinsko istezanje
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio
electrical properties
type
electrical conductivity
Električna otpornost i provodnost
Supravodljivost
Magnetizam
type
Magnetna susceptibilnost (Mass)
Magnetna susceptibilnost (Molar)
Magnetna susceptibilnost (Volume)
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna struktura	{ERROR}
lattice constant
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
Tvrdoća
bulk modulus
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka
classification
Kategorija	Aktinoidi, Actinides
CAS Group
IUPAC Group
Glawe Number	40
Mendeleev Number	28
Pettifor Number	41
Geochemical Class
Goldschmidt classification	synthetic

other

Gas Basicity
polarizability	144 ± 25 a₀
C6 Dispersion Coefficient
allotrope
Nuklearni udarni presjek	60
Neutron Mass Absorption
Kvantni brojevi	9D2
space group	194 (P63/mmc)

Isotopes of Curium

Stabilni izotopi	0
Nestabilni izotopi	22
Natural Isotopes	0

²³¹Cm

Maseni broj	231
neutron number	135
Relativna Atomska Masa	231,050746 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)

²³²Cm

Maseni broj	232
neutron number	136
Relativna Atomska Masa	232,04974 ± 0,000216 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)

²³³Cm

Maseni broj	233
neutron number	137
Relativna Atomska Masa	233,050771485 ± 0,000087059 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	27 ± 10 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2001
Parnost	+

decay mode	intensity
α (α emission)	20%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	80%

²³⁴Cm

Maseni broj	234
neutron number	138
Relativna Atomska Masa	234,050158568 ± 0,000018333 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	52 ± 9 s
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	2001
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	71%
α (α emission)	27%
SF (spontaneous fission)	2%

²³⁵Cm

Maseni broj	235
neutron number	139
Relativna Atomska Masa	235,051545 ± 0,00011 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	7 ± 3 m
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1981
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)	4%

²³⁶Cm

Maseni broj	236
neutron number	140
Relativna Atomska Masa	236,051372112 ± 0,000018931 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	6,8 ± 0,8 m
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	2010
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	82%
α (α emission)	18%
SF (spontaneous fission)

²³⁷Cm

Maseni broj	237
neutron number	141
Relativna Atomska Masa	237,052868988 ± 0,00007987 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2002
Parnost	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)

²³⁸Cm

Maseni broj	238
neutron number	142
Relativna Atomska Masa	238,053081606 ± 0,000013133 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,2 ± 0,4 h
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1994
Parnost	+

decay mode	intensity
ϵ (electron capture)
α (α emission)	3.84%
SF (spontaneous fission)	0.048%

²³⁹Cm

Maseni broj	239
neutron number	143
Relativna Atomska Masa	239,054908519 ± 0,000161107 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,5 ± 0,4 h
spin	7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1952
Parnost	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	6.2%

²⁴⁰Cm

Maseni broj	240
neutron number	144
Relativna Atomska Masa	240,055528233 ± 0,000002045 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	30,4 ± 3,7 d
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1949
Parnost	+

decay mode	intensity
α (α emission)	100%
ϵ (electron capture)
SF (spontaneous fission)	3.9%

²⁴¹Cm

Maseni broj	241
neutron number	145
Relativna Atomska Masa	241,057651218 ± 0,000001725 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	32,8 ± 0,2 d
spin	1/2
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1952
Parnost	+

decay mode	intensity
ϵ (electron capture)	99%
α (α emission)	1%

²⁴²Cm

Maseni broj	242
neutron number	146
Relativna Atomska Masa	242,058834187 ± 0,000001224 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	162,8 ± 0,2 d
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1949
Parnost	+

decay mode	intensity
α (α emission)	100%
SF (spontaneous fission)	6.2%
34Si	1.1%
2β⁺ (double β⁺ decay)

²⁴³Cm

Maseni broj	243
neutron number	147
Relativna Atomska Masa	243,061387329 ± 0,000001605 Da
g-factor	0,16 ± 0,032
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	29,1 ± 0,1 y
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1950
Parnost	+

decay mode	intensity
α (α emission)	100%
ϵ (electron capture)	0.29%
SF (spontaneous fission)	5.3%

²⁴⁴Cm

Maseni broj	244
neutron number	148
Relativna Atomska Masa	244,062750622 ± 0,000001187 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	18,11 ± 0,03 y
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1950
Parnost	+

decay mode	intensity
α (α emission)	100%
SF (spontaneous fission)	1.37%

²⁴⁵Cm

Maseni broj	245
neutron number	149
Relativna Atomska Masa	245,065491047 ± 0,000001233 Da
g-factor	0,14285714285714 ± 0,028571428571429
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	8,25 ± 0,07 ky
spin	7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1954
Parnost	+

decay mode	intensity
α (α emission)	100%
SF (spontaneous fission)	6.1%

²⁴⁶Cm

Maseni broj	246
neutron number	150
Relativna Atomska Masa	246,067222016 ± 0,000001637 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,706 ± 0,04 ky
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1954
Parnost	+

decay mode	intensity
α (α emission)	99.97385%
SF (spontaneous fission)	0.02615%

²⁴⁷Cm

Maseni broj	247
neutron number	151
Relativna Atomska Masa	247,070352678 ± 0,000004076 Da
g-factor	0,08 ± 0,015555555555556
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	15,6 ± 0,5 My
spin	9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1954
Parnost	-

decay mode	intensity
α (α emission)	100%

²⁴⁸Cm

Maseni broj	248
neutron number	152
Relativna Atomska Masa	248,072349086 ± 0,000002531 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	348 ± 6 ky
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1956
Parnost	+

decay mode	intensity
α (α emission)	91.61%
SF (spontaneous fission)	8.39%
2β⁻ (double β⁻ decay)

²⁴⁹Cm

Maseni broj	249
neutron number	153
Relativna Atomska Masa	249,075953992 ± 0,000002545 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	64,15 ± 0,03 m
spin	1/2
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1956
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁵⁰Cm

Maseni broj	250
neutron number	154
Relativna Atomska Masa	250,078357541 ± 0,000011029 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1966
Parnost	+

decay mode	intensity
SF (spontaneous fission)	74%
α (α emission)
β⁻ (β⁻ decay)

²⁵¹Cm

Maseni broj	251
neutron number	155
Relativna Atomska Masa	251,082284988 ± 0,000024367 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	16,8 ± 0,2 m
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1978
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁵²Cm

Maseni broj	252
neutron number	156
Relativna Atomska Masa	252,08487 ± 0,00032 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma
Parnost	+

decay mode	intensity
β⁻ (β⁻ decay)
α (α emission)

povijest

otkrio/izumio	G.T.Seaborg, R.A.James, A.Ghiorso
location of discovery	United States
vrijeme otkrića ili izuma	1944
Etimologija	Named in honor of Pierre and Marie Curie.
pronunciation	KYOOR-i-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
natural abundance (ocean)
natural abundance (tijelo)	0 %
natural abundance (meteoroid)	0 %
natural abundance (Sunce)	0 %
Zastupljenost u svemiru	0 %

Nuclear Screening Constants

Kurij on ChemicalAid

Kurij (Cm)

Physical Property

Kemijsko Svojstvo

other

Isotopes of Curium

231Cm

232Cm

233Cm

234Cm

235Cm

236Cm

237Cm

238Cm

239Cm

240Cm

241Cm

242Cm

243Cm

244Cm

245Cm

246Cm

247Cm

248Cm

249Cm

250Cm

251Cm

252Cm

povijest

source

Nuclear Screening Constants

²³¹Cm

²³²Cm

²³³Cm

²³⁴Cm

²³⁵Cm

²³⁶Cm

²³⁷Cm

²³⁸Cm

²³⁹Cm

²⁴⁰Cm

²⁴¹Cm

²⁴²Cm

²⁴³Cm

²⁴⁴Cm

²⁴⁵Cm

²⁴⁶Cm

²⁴⁷Cm

²⁴⁸Cm

²⁴⁹Cm

²⁵⁰Cm

²⁵¹Cm

²⁵²Cm