Atomic Number | 43 |
---|---|
Atomic Weight | 97.90721 |
mass number | 83 |
Group | 7 |
---|---|
Period | 5 |
Block | d |
Proton | 43 p+ |
---|---|
Netron | 40 n0 |
Eléktron | 43 e- |
Atomic Radius | |
---|---|
molar volume | |
covalent radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
density |
molungé | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
Eléktron | |
electron shell | 2, 8, 18, 13, 2 |
valence electron | 2 ⓘ |
electron configuration | [Kr] 4d5 5s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s2 |
oxidation number | -3, -1, 0, 1, 2, 3, 4, 5, 6, 7 |
electronegativity | 2.1
|
Electrophilicity Index | |
fundamental state of matter | |
phase of matter | Solid |
gaseous state of matter | |
Boiling Point | |
Melting Point | |
critical pressure | |
critical temperature | |
triple point | |
appearance | |
Lángi | Silver
|
appearance | shiny gray metal |
refractive index | |
thermodynamic material property | |
Thermal Conductivity | |
thermal expansion | |
molar heat capacity | |
Specific Heat Capacity | |
heat capacity ratio | |
electrical properties | |
type | Conductor |
electrical conductivity | |
electrical resistivity | |
superconductivity | |
magnetism | |
type | paramagnetic |
magnetic susceptibility (Mass) | 0,0000000342 m³/Kg
|
magnetic susceptibility (Molar) | 0,000000003352 m³/mol
|
magnetic susceptibility (Volume) | 0,0003933
|
magnetic ordering | |
Curie temperature | |
Néel temperature | |
structure | |
Crystal Structure | Simple Hexagonal (HEX) |
lattice constant | |
Lattice Angles | π/2, π/2, 2 π/3 |
mechanical property | |
hardness | |
bulk modulus | |
shear modulus | |
Young's modulus | |
Poisson's ratio | |
speed of sound | |
classification | |
Category | Transition metals, Transition metals |
CAS Group | VIIA |
IUPAC Group | VIIB |
Glawe Number | 59 |
Mendeleev Number | 56 |
Pettifor Number | 58 |
Geochemical Class | |
Goldschmidt classification | synthetic |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 22
|
Neutron Mass Absorption | |
quantum number | 6S5/2 |
space group | 194 (P63/mmc) |
Stable Isotopes | 0 |
---|---|
Unstable Isotopes | 40 |
Natural Isotopes | 0 |
mass number | 83 |
---|---|
neutron number | 40 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | |
parity | - |
decay mode | intensity |
---|---|
p (proton emission) | |
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 84 |
---|---|
neutron number | 41 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 1 |
nuclear quadrupole moment | |
time of discovery or invention | |
parity | + |
decay mode | intensity |
---|---|
p (proton emission) | |
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 85 |
---|---|
neutron number | 42 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | |
parity | - |
decay mode | intensity |
---|---|
p (proton emission) |
mass number | 86 |
---|---|
neutron number | 43 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 55 ± 7 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1992 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 87 |
---|---|
neutron number | 44 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 2,14 ± 0,17 s
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1991 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.7% |
mass number | 88 |
---|---|
neutron number | 45 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 6,4 ± 0,8 s
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1991 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 89 |
---|---|
neutron number | 46 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 12,8 ± 0,9 s
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1991 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 90 |
---|---|
neutron number | 47 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 49,2 ± 0,4 s
|
spin | 8 |
nuclear quadrupole moment | |
time of discovery or invention | 1974 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 91 |
---|---|
neutron number | 48 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 3,14 ± 0,02 m
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1974 |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 92 |
---|---|
neutron number | 49 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 4,25 ± 0,15 m
|
spin | 8 |
nuclear quadrupole moment | |
time of discovery or invention | 1964 |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 93 |
---|---|
neutron number | 50 |
Relative Atomic Mass | |
g-factor | 1,4044444444444 ± 0,013333333333333
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 2,75 ± 0,05 h
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1948 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 94 |
---|---|
neutron number | 51 |
Relative Atomic Mass | |
g-factor | 0,73142857142857 ± 0,0071428571428571
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 293 ± 1 m
|
spin | 7 |
nuclear quadrupole moment | |
time of discovery or invention | 1948 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 95 |
---|---|
neutron number | 52 |
Relative Atomic Mass | |
g-factor | 1,32 ± 0,013333333333333
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 19,258 ± 0,026 h
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1947 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 96 |
---|---|
neutron number | 53 |
Relative Atomic Mass | |
g-factor | 0,72714285714286 ± 0,0071428571428571
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 4,28 ± 0,07 d
|
spin | 7 |
nuclear quadrupole moment | |
time of discovery or invention | 1947 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 97 |
---|---|
neutron number | 54 |
Relative Atomic Mass | |
g-factor | 1,2933333333333 ± 0,02
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 4,21 ± 0,16 My
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1946 |
parity | + |
decay mode | intensity |
---|---|
ϵ (electron capture) | 100% |
mass number | 98 |
---|---|
neutron number | 55 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 4,2 ± 0,3 My
|
spin | 6 |
nuclear quadrupole moment | |
time of discovery or invention | 1955 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β+ (β+ decay; β+ = ϵ + e+) | 0% |
mass number | 99 |
---|---|
neutron number | 56 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 211,1 ± 1,2 ky
|
spin | 9/2 |
nuclear quadrupole moment | -0,129 ± 0,006
|
time of discovery or invention | 1938 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 100 |
---|---|
neutron number | 57 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 15,46 ± 0,19 s
|
spin | 1 |
nuclear quadrupole moment | |
time of discovery or invention | 1952 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
ϵ (electron capture) | 0.0018% |
mass number | 101 |
---|---|
neutron number | 58 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 14,22 ± 0,01 m
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1941 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 102 |
---|---|
neutron number | 59 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 5,28 ± 0,15 s
|
spin | 1 |
nuclear quadrupole moment | |
time of discovery or invention | 1954 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 103 |
---|---|
neutron number | 60 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 54,2 ± 0,8 s
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1957 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 104 |
---|---|
neutron number | 61 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 18,3 ± 0,3 m
|
spin | 3 |
nuclear quadrupole moment | |
time of discovery or invention | 1956 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 105 |
---|---|
neutron number | 62 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 7,64 ± 0,06 m
|
spin | 3/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1955 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 106 |
---|---|
neutron number | 63 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 35,6 ± 0,6 s
|
spin | 1 |
nuclear quadrupole moment | |
time of discovery or invention | 1965 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 107 |
---|---|
neutron number | 64 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 21,2 ± 0,2 s
|
spin | 3/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1965 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 108 |
---|---|
neutron number | 65 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 5,17 ± 0,07 s
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1970 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 109 |
---|---|
neutron number | 66 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 905 ± 21 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1976 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.08% |
mass number | 110 |
---|---|
neutron number | 67 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 900 ± 13 ms
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1976 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.04% |
mass number | 111 |
---|---|
neutron number | 68 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 350 ± 11 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1988 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.85% |
mass number | 112 |
---|---|
neutron number | 69 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 323 ± 6 ms
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1990 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 1.5% |
mass number | 113 |
---|---|
neutron number | 70 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 152 ± 8 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1992 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 2.1% |
mass number | 114 |
---|---|
neutron number | 71 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 121 ± 9 ms
|
spin | 5 |
nuclear quadrupole moment | |
time of discovery or invention | 1994 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 1.3% |
mass number | 115 |
---|---|
neutron number | 72 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 78 ± 2 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1994 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 116 |
---|---|
neutron number | 73 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 57 ± 3 ms
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1997 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 117 |
---|---|
neutron number | 74 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 44,5 ± 3 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1997 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 118 |
---|---|
neutron number | 75 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 30 ± 4 ms
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 2010 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 119 |
---|---|
neutron number | 76 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 22 ± 3 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 2010 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 120 |
---|---|
neutron number | 77 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 21 ± 5 ms
|
spin | 3 |
nuclear quadrupole moment | |
time of discovery or invention | 2010 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 121 |
---|---|
neutron number | 78 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 22 ± 6 ms
|
spin | 5/2 |
nuclear quadrupole moment | |
time of discovery or invention | 2015 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 122 |
---|---|
neutron number | 79 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 1 |
nuclear quadrupole moment | |
time of discovery or invention | 2018 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
discoverer or inventor | Carlo Perrier, Émillo Segrè |
---|---|
location of discovery | Italy |
time of discovery or invention | 1937 |
etymology | Greek: technêtos (artificial). |
pronunciation | tek-NEE-shi-em (lingɛlɛ́sa) |
Abundance | |
---|---|
Abundance in Earth's crust | |
natural abundance (ocean) | |
natural abundance (human body) | 0 %
|
natural abundance (meteoroid) | 0 %
|
natural abundance (Mói) | 0 %
|
Abundance in Universe | 0 %
|
1 | s | 0.891 |
2 | p | 4.0592 |
2 | s | 11.3718 |
3 | d | 14.647 |
3 | p | 16.6159 |
3 | s | 16.2088 |
4 | d | 30.118 |
4 | p | 27.1888 |
4 | s | 25.8016 |
5 | s | 35.7735 |