Skandij[um] (Sc)

hemijski element sa simbolom Sc i atomskim brojem 21

Atomic Number	21
Atomic Weight	44.955908
Maseni broj	45

Group	3
Period	4
Block	d

Proton	21 p⁺
Neutron	24 n⁰
Elektron	21 e^-

Animated Bohrov model atoma of Sc (Skandij[um])

Physical Property

Atomski Radijus	160 pm 263 pm
Molarni volumen	15 cm³/mol
covalent radius	148 pm 116 pm 114 pm 170 pm
Metallic Radius	144 pm 162 pm
Ionski radijus	74,5 pm 87 pm
Crystal Radius	88,5 pm 101 pm
Van der Waalsov radijus	230 pm 215 pm 261 pm 329,5 pm
gustoća	2,99 g/cm³ 2.800 kg/m³

Chemical Property

{ERROR}

energija

proton affinity	914 kJ/mol
electron affinity	0,188 eV/particle
ionization energy	6,56149 eV/particle 12,79977 eV/particle 24,756838 eV/particle 73,4894 eV/particle 91,949 eV/particle 110,68 eV/particle 138 eV/particle 158,1 eV/particle 180 eV/particle 225,18 eV/particle 249,798 eV/particle 687,36 eV/particle 757,7 eV/particle 833 eV/particle 926,48 eV/particle 1.008,62 eV/particle 1.093,48 eV/particle 1.213,1 eV/particle 1.287,956 eV/particle 5.674,9034 eV/particle 6.033,754 eV/particle

Toplota isparavanja	332,7 kJ/mol
toplota topljenja	15,8 kJ/mol
standard enthalpy of formation	377,8 kJ/mol
Elektron

electron shell	2, 8, 9, 2

Valentni elektron	2 ⓘ

electron configuration	[Ar] 3d¹ 4s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹ 4s²

oksidacijsko stanje	0, 1, 2, 3
Elektronegativnost	7,042 eV/particle 0.1193833 1.36
Electrophilicity Index	0,8934589851890408 eV/particle
fundamental state of matter

agregatno stanje
gaseous state of matter
Boiling Point	3.109,15 K
Melting Point	1.814,15 K
critical pressure
Kritična temperatura
Trojna tačka
appearance
boja	Black #ff1493 #e6e6e6 #e6e6e6
appearance	silvery white
Indeks prelamanja
thermodynamic material property
Thermal Conductivity	15,8 W/(m K)
thermal expansion	0,0000102 1/K
molar heat capacity	25,52 J/(mol K)
Specific Heat Capacity	0,568 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
Specifična električna provodljivost	1,8 MS/m
electrical resistivity	0,00000055 Ω*m
Superprovodljivost	0,05 K
Magnetizam
type	paramagnetic
magnetic susceptibility (Mass)	0,000000088 m³/Kg
magnetic susceptibility (Molar)	0,000000003956 m³/mol
magnetic susceptibility (Volume)	0,0002627
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal Structure	{ERROR}
lattice constant	3,31 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
Tvrdoća	750 MPa
bulk modulus	57 GPa
shear modulus	29 GPa
Young's modulus	74 GPa
Poisson's ratio	0,28
Brzina zvuka
klasifikacija
Category	Actinides, Transition metals
CAS Group	IIIA
IUPAC Group	IIIB
Glawe Number	48
Mendeleev Number	11
Pettifor Number	20
Geochemical Class	first series transition metal
Goldschmidt classification	litophile

other

Gas Basicity	892 kJ/mol
polarizability	97 ± 10 a₀
C6 Dispersion Coefficient	1.383 a₀ 1.570 a₀
allotrope
Neutron cross section	27,2
Neutron Mass Absorption	0,025
Kvantni brojevi	2D3/2
space group	194 (P63/mmc)

Isotopes of Scandium

Stable Isotopes	1
Unstable Isotopes	28
Natural Isotopes	1

³⁵Sc

Maseni broj	35
broj neutrona	14
Relative Atomic Mass	35,029093 ± 0,000429 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	7/2
nuclear quadrupole moment
datum otkrića
parity	-

decay mode	intensity
p (proton emission)

³⁶Sc

Maseni broj	36
broj neutrona	15
Relative Atomic Mass	36,017338 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića
parity

decay mode	intensity
p (proton emission)

³⁷Sc

Maseni broj	37
broj neutrona	16
Relative Atomic Mass	37,004058 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	7/2
nuclear quadrupole moment
datum otkrića
parity	-

decay mode	intensity
p (proton emission)

³⁸Sc

Maseni broj	38
broj neutrona	17
Relative Atomic Mass	37,995438 ± 0,000215 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	2
nuclear quadrupole moment
datum otkrića
parity	-

decay mode	intensity
p (proton emission)

³⁹Sc

Maseni broj	39
broj neutrona	18
Relative Atomic Mass	38,984784953 ± 0,000025765 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	7/2
nuclear quadrupole moment
datum otkrića	1988
parity	-

decay mode	intensity
p (proton emission)	100%

⁴⁰Sc

Maseni broj	40
broj neutrona	19
Relative Atomic Mass	39,977967275 ± 0,000003036 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	182,3 ± 0,7 ms
spin	4
nuclear quadrupole moment
datum otkrića	1955
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	0.44%
β⁺α (β⁺-delayed α emission)	0.017%

⁴¹Sc

Maseni broj	41
broj neutrona	20
Relative Atomic Mass	40,969251163 ± 0,000000083 Da
g-factor	1,5509428571429 ± 0,0004
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	596,3 ± 1,7 ms
spin	7/2
nuclear quadrupole moment	-0,145 ± 0,003
datum otkrića	1941
parity	-

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

⁴²Sc

Maseni broj	42
broj neutrona	21
Relative Atomic Mass	41,965516686 ± 0,000000165 Da
g-factor	0
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	680,72 ± 0,26 ms
spin	0
nuclear quadrupole moment	0
datum otkrića	1955
parity	+

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

⁴³Sc

Maseni broj	43
broj neutrona	22
Relative Atomic Mass	42,961150425 ± 0,000001999 Da
g-factor	1,2931428571429 ± 0,0028571428571429
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,891 ± 0,012 h
spin	7/2
nuclear quadrupole moment	-0,27 ± 0,05
datum otkrića	1935
parity	-

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

⁴⁴Sc

Maseni broj	44
broj neutrona	23
Relative Atomic Mass	43,959402818 ± 0,000001884 Da
g-factor	1,249 ± 0,0025
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,0421 ± 0,0025 h
spin	2
nuclear quadrupole moment	0,1 ± 0,05
datum otkrića	1937
parity	+

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

⁴⁵Sc

Maseni broj	45
broj neutrona	24
Relative Atomic Mass	44,955907051 ± 0,000000712 Da
g-factor	1,3582857142857 ± 0,000022857142857143
natural abundance	100
Radioaktivnost	stable isotope
Vrijeme poluraspada	Not Radioactive ☢️
spin	7/2
nuclear quadrupole moment	-0,22 ± 0,002
datum otkrića	1923
parity	-

⁴⁶Sc

Maseni broj	46
broj neutrona	25
Relative Atomic Mass	45,955167034 ± 0,00000072 Da
g-factor	0,76 ± 0,002
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	83,757 ± 0,014 d
spin	4
nuclear quadrupole moment	0,119 ± 0,006
datum otkrića	1936
parity	+

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

⁴⁷Sc

Maseni broj	47
broj neutrona	26
Relative Atomic Mass	46,952402444 ± 0,000002072 Da
g-factor	1,5257142857143 ± 0,0057142857142857
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,3492 ± 0,0006 d
spin	7/2
nuclear quadrupole moment	-0,22 ± 0,03
datum otkrića	1945
parity	-

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

⁴⁸Sc

Maseni broj	48
broj neutrona	27
Relative Atomic Mass	47,952222903 ± 0,000005313 Da
g-factor	0,62283333333333 ± 0,002
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	43,67 ± 0,09 h
spin	6
nuclear quadrupole moment
datum otkrića	1937
parity	+

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

⁴⁹Sc

Maseni broj	49
broj neutrona	28
Relative Atomic Mass	48,950013159 ± 0,000002434 Da
g-factor	1,6028571428571 ± 0,0085714285714286
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	57,18 ± 0,13 m
spin	7/2
nuclear quadrupole moment
datum otkrića	1940
parity	-

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

⁵⁰Sc

Maseni broj	50
broj neutrona	29
Relative Atomic Mass	49,952187437 ± 0,0000027 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	102,5 ± 0,5 s
spin	5
nuclear quadrupole moment
datum otkrića	1959
parity	+

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

⁵¹Sc

Maseni broj	51
broj neutrona	30
Relative Atomic Mass	50,953568838 ± 0,0000027 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	12,4 ± 0,1 s
spin	7/2
nuclear quadrupole moment
datum otkrića	1966
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁵²Sc

Maseni broj	52
broj neutrona	31
Relative Atomic Mass	51,95649617 ± 0,0000033 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	8,2 ± 0,2 s
spin	3
nuclear quadrupole moment
datum otkrića	1980
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁵³Sc

Maseni broj	53
broj neutrona	32
Relative Atomic Mass	52,958379173 ± 0,000019 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,4 ± 0,6 s
spin	7/2
nuclear quadrupole moment
datum otkrića	1980
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁵⁴Sc

Maseni broj	54
broj neutrona	33
Relative Atomic Mass	53,963029359 ± 0,000015 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	526 ± 15 ms
spin	3
nuclear quadrupole moment
datum otkrića	1990
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	16%

⁵⁵Sc

Maseni broj	55
broj neutrona	34
Relative Atomic Mass	54,966889637 ± 0,000067 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	96 ± 2 ms
spin	7/2
nuclear quadrupole moment
datum otkrića	1990
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	17%
2n (2-neutron emission)

⁵⁶Sc

Maseni broj	56
broj neutrona	35
Relative Atomic Mass	55,972607611 ± 0,000278761 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	26 ± 6 ms
spin	1
nuclear quadrupole moment
datum otkrića	1997
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵⁷Sc

Maseni broj	57
broj neutrona	36
Relative Atomic Mass	56,977048 ± 0,000193 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	22 ± 2 ms
spin	7/2
nuclear quadrupole moment
datum otkrića	1997
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵⁸Sc

Maseni broj	58
broj neutrona	37
Relative Atomic Mass	57,983382 ± 0,000204 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	12 ± 5 ms
spin	3
nuclear quadrupole moment
datum otkrića	1997
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁵⁹Sc

Maseni broj	59
broj neutrona	38
Relative Atomic Mass	58,988374 ± 0,000268 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	7/2
nuclear quadrupole moment
datum otkrića	2009
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁶⁰Sc

Maseni broj	60
broj neutrona	39
Relative Atomic Mass	59,995115 ± 0,000537 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3
nuclear quadrupole moment
datum otkrića	2009
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁶¹Sc

Maseni broj	61
broj neutrona	40
Relative Atomic Mass	61,000537 ± 0,000644 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	7/2
nuclear quadrupole moment
datum otkrića	2009
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁶²Sc

Maseni broj	62
broj neutrona	41
Relative Atomic Mass	62,007848 ± 0,000644 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića	2018
parity

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁶³Sc

Maseni broj	63
broj neutrona	42
Relative Atomic Mass	63,014031 ± 0,000751 Da
g-factor
natural abundance
Radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	7/2
nuclear quadrupole moment
datum otkrića
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

historija

otkrivač ili izumitelj	Lars Nilson
mjesto otkrića	Sweden
datum otkrića	1879
Etimologija	Latin: Scandia, Scandinavia.
pronunciation	SKAN-di-em (engleski)

izvor

Abundance
Abundance in Earth's crust	22 mg/kg
natural abundance (okean)	0,0000006 mg/L
natural abundance (ljudsko tijelo)
natural abundance (Meteoroidi)	0,00064 %
natural abundance (Sunce)	0,000004 %
Abundance in Universe	0,000003 %

Nuclear Screening Constants

1	s	0.5434
2	p	3.9454
2	s	6.4264
3	d	13.8801
3	p	11.5938
3	s	10.6602
4	s	16.3676

Skandij[um] on ChemicalAid

Skandij[um] (Sc)

Physical Property

Chemical Property

other

Isotopes of Scandium

35Sc

36Sc

37Sc

38Sc

39Sc

40Sc

41Sc

42Sc

43Sc

44Sc

45Sc

46Sc

47Sc

48Sc

49Sc

50Sc

51Sc

52Sc

53Sc

54Sc

55Sc

56Sc

57Sc

58Sc

59Sc

60Sc

61Sc

62Sc

63Sc

historija

izvor

Nuclear Screening Constants

³⁵Sc

³⁶Sc

³⁷Sc

³⁸Sc

³⁹Sc

⁴⁰Sc

⁴¹Sc

⁴²Sc

⁴³Sc

⁴⁴Sc

⁴⁵Sc

⁴⁶Sc

⁴⁷Sc

⁴⁸Sc

⁴⁹Sc

⁵⁰Sc

⁵¹Sc

⁵²Sc

⁵³Sc

⁵⁴Sc

⁵⁵Sc

⁵⁶Sc

⁵⁷Sc

⁵⁸Sc

⁵⁹Sc

⁶⁰Sc

⁶¹Sc

⁶²Sc

⁶³Sc