Reni

Reni (Re)

chemical element with symbol Re and atomic number 75
Atomic Number75
Atomic Weight186.207
mass number187
Group7
Period6
Blockd
protoni75 p+
nyutroni112 n0
elektroni75 e-
Animated Bohr model of Re (Reni)

Physical Property

Atomic Radius
135 pm
molar volume
Covalent Radius
131 pm
Metallic Radius
128 pm
ionic radius
63 pm
Crystal Radius
77 pm
Van der Waals radius
216 pm
msongamano
20.8 g/cm³
Atomic Radii Of The Elements: Reni0102030405060708090100110120130140150160170180190200210220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

nishati
proton affinity
electron affinity
ionization energy
7.83352 eV/particle
ionization energy of Re (Reni)
enthalpy of vaporization
704 kJ/mol
enthalpy of fusion
standard enthalpy of formation
774 kJ/mol
elektroni
Mzingo elektroni2, 8, 18, 32, 13, 2
Bohr model: Re (Reni)
valence electron2
Lewis structure: Re (Reni)
electron configuration[Xe] 4f14 5d5 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d5 6s2
Enhanced Bohr model of Re (Reni)
Orbital Diagram of Re (Reni)
oxidation number-3, -1, 0, 1, 2, 3, 4, 5, 6, 7
electronegativity
1.9
Electrophilicity Index
1.0369041726708592 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
5,863.15 K
Melting Point
3,458.15 K
critical pressure
critical temperature
Kiwango utatu
appearance
Rangi
Gray
appearancesilvery-grayish
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
0.0000062 1/K
molar heat capacity
25.48 J/(mol K)
Specific Heat Capacity
0.137 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
5.6 MS/m
electrical resistivity
0.00000018 m Ω
superconductivity
1.7 K
Uga sumaku
typeparamagnetic
magnetic susceptibility (Mass)
0.00000000456 m³/Kg
magnetic susceptibility (Molar)
0.000000000849 m³/mol
magnetic susceptibility (Volume)
0.0000959
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
2.76 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
7 MPa
bulk modulus
370 GPa
shear modulus
178 GPa
Young's modulus
463 GPa
Poisson's ratio
0.3
speed of sound
4,700 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupVIIA
IUPAC GroupVIIB
Glawe Number58
Mendeleev Number57
Pettifor Number59
Geochemical Class
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
62 ± 3 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
90
Neutron Mass Absorption
0.016
quantum number6S5/2
space group194 (P63/mmc)

Isotopes of Rhenium

Stable Isotopes1
Unstable Isotopes40
Natural Isotopes2
Isotopic Composition18762.60%18762.60%18537.40%18537.40%

159Re

mass number159
neutron number84
relative atomic mass
158.984106 ± 0.000327 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin1/2
nuclear quadrupole moment
0
Uvumbuzi2006
parity+

hali ya kuozaintensity
p (proton emission)
α (α emission)

160Re

mass number160
neutron number85
relative atomic mass
159.98188 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
611 ± 7 us
spin4
nuclear quadrupole moment
Uvumbuzi1992
parity-

hali ya kuozaintensity
p (proton emission)89%
α (α emission)11%

161Re

mass number161
neutron number86
relative atomic mass
160.977624313 ± 0.00016093 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
440 ± 1 us
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1979
parity+

hali ya kuozaintensity
p (proton emission)100%
α (α emission)

162Re

mass number162
neutron number87
relative atomic mass
161.975896 ± 0.000215 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
107 ± 13 ms
spin2
nuclear quadrupole moment
Uvumbuzi1979
parity

hali ya kuozaintensity
α (α emission)94%
β+ (β+ decay; β+ = ϵ + e+)

163Re

mass number163
neutron number88
relative atomic mass
162.972085434 ± 0.000019897 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
390 ± 70 ms
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1979
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)32%

164Re

mass number164
neutron number89
relative atomic mass
163.970507122 ± 0.000058566 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
719 ± 89 ms
spin2
nuclear quadrupole moment
Uvumbuzi1979
parity

hali ya kuozaintensity
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

165Re

mass number165
neutron number90
relative atomic mass
164.967085831 ± 0.000025328 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
1.6 ± 0.6 s
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1981
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)86%
α (α emission)14%

166Re

mass number166
neutron number91
relative atomic mass
165.965821216 ± 0.000094731 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2.25 ± 0.21 s
spin7
nuclear quadrupole moment
Uvumbuzi1978
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)88%
α (α emission)12%

167Re

mass number167
neutron number92
relative atomic mass
166.962604 ± 0.000043 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3.4 ± 0.4 s
spin9/2
nuclear quadrupole moment
Uvumbuzi1992
parity-

hali ya kuozaintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

168Re

mass number168
neutron number93
relative atomic mass
167.961572607 ± 0.000033087 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
4.4 ± 0.1 s
spin7
nuclear quadrupole moment
Uvumbuzi1992
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.005%

169Re

mass number169
neutron number94
relative atomic mass
168.958765979 ± 0.000012204 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
8.1 ± 0.5 s
spin9/2
nuclear quadrupole moment
Uvumbuzi1978
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)0.005%

170Re

mass number170
neutron number95
relative atomic mass
169.958234844 ± 0.000012267 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin8
nuclear quadrupole moment
Uvumbuzi1974
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

171Re

mass number171
neutron number96
relative atomic mass
170.955716 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
15.2 ± 0.4 s
spin9/2
nuclear quadrupole moment
Uvumbuzi1987
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

172Re

mass number172
neutron number97
relative atomic mass
171.955376165 ± 0.000038183 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
55 ± 5 s
spin2
nuclear quadrupole moment
Uvumbuzi1977
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

173Re

mass number173
neutron number98
relative atomic mass
172.953243 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2 ± 0.3 m
spin5/2
nuclear quadrupole moment
Uvumbuzi1986
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

174Re

mass number174
neutron number99
relative atomic mass
173.953115 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2.4 ± 0.04 m
spin3
nuclear quadrupole moment
Uvumbuzi1972
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

175Re

mass number175
neutron number100
relative atomic mass
174.951381 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
5.89 ± 0.05 m
spin5/2
nuclear quadrupole moment
Uvumbuzi1967
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

176Re

mass number176
neutron number101
relative atomic mass
175.951623 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
5.3 ± 0.3 m
spin3
nuclear quadrupole moment
Uvumbuzi1967
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

177Re

mass number177
neutron number102
relative atomic mass
176.950328 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
14 ± 1 m
spin5/2
nuclear quadrupole moment
Uvumbuzi1957
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

178Re

mass number178
neutron number103
relative atomic mass
177.950989 ± 0.00003 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
13.2 ± 0.2 m
spin3
nuclear quadrupole moment
Uvumbuzi1957
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

179Re

mass number179
neutron number104
relative atomic mass
178.949989686 ± 0.00002645 Da
g-factor
1.12 ± 0.16
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
19.5 ± 0.1 m
spin5/2
nuclear quadrupole moment
Uvumbuzi1960
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

180Re

mass number180
neutron number105
relative atomic mass
179.950791568 ± 0.000022965 Da
g-factor
1.6 ± 0.2
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2.46 ± 0.03 m
spin1
nuclear quadrupole moment
Uvumbuzi1955
parity

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

181Re

mass number181
neutron number106
relative atomic mass
180.950061507 ± 0.000013471 Da
g-factor
1.276 ± 0.028
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
19.9 ± 0.7 h
spin5/2
nuclear quadrupole moment
Uvumbuzi1957
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

182Re

mass number182
neutron number107
relative atomic mass
181.95121156 ± 0.000109483 Da
g-factor
0.40571428571429 ± 0.0085714285714286
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
64.2 ± 0.5 h
spin7
nuclear quadrupole moment
Uvumbuzi1950
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

183Re

mass number183
neutron number108
relative atomic mass
182.950821306 ± 0.000008625 Da
g-factor
1.2632 ± 0.006
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
70 ± 1.4 d
spin5/2
nuclear quadrupole moment
Uvumbuzi1950
parity+

hali ya kuozaintensity
ϵ (electron capture)100%

184Re

mass number184
neutron number109
relative atomic mass
183.952528073 ± 0.00000459 Da
g-factor
0.84333333333333 ± 0.016666666666667
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
35.4 ± 0.7 d
spin3
nuclear quadrupole moment
Uvumbuzi1940
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

185Re

mass number185
neutron number110
relative atomic mass
184.95295832 ± 0.000000879 Da
g-factor
natural abundance
37.4 ± 0.05
Unururifustable isotope
NusumaishaNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
2.07 ± 0.05
Uvumbuzi1931
parity+

186Re

mass number186
neutron number111
relative atomic mass
185.954989172 ± 0.00000088 Da
g-factor
1.734 ± 0.003
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3.7185 ± 0.0005 d
spin1
nuclear quadrupole moment
Uvumbuzi1939
parity-

hali ya kuozaintensity
β (β decay)92.53%
ϵ (electron capture)7.47%

187Re

mass number187
neutron number112
relative atomic mass
186.955752217 ± 0.000000791 Da
g-factor
natural abundance
62.6 ± 0.05
Unururifu☢️ radioactive element
Nusumaisha
41.6 ± 0.02 Gy
spin5/2
nuclear quadrupole moment
1.94 ± 0.05
Uvumbuzi1931
parity+

hali ya kuozaintensity
β (β decay)100%
α (α emission)0%

188Re

mass number188
neutron number113
relative atomic mass
187.958113658 ± 0.000000792 Da
g-factor
1.783 ± 0.005
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
17.005 ± 0.003 h
spin1
nuclear quadrupole moment
Uvumbuzi1939
parity-

hali ya kuozaintensity
β (β decay)100%

189Re

mass number189
neutron number114
relative atomic mass
188.959227764 ± 0.000008793 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
24.3 ± 0.4 h
spin5/2
nuclear quadrupole moment
Uvumbuzi1963
parity+

hali ya kuozaintensity
β (β decay)100%

190Re

mass number190
neutron number115
relative atomic mass
189.961800064 ± 0.000005227 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3 ± 0.2 m
spin2
nuclear quadrupole moment
Uvumbuzi1955
parity

hali ya kuozaintensity
β (β decay)100%

191Re

mass number191
neutron number116
relative atomic mass
190.963123322 ± 0.000011019 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
9.8 ± 0.5 m
spin3/2
nuclear quadrupole moment
Uvumbuzi1963
parity+

hali ya kuozaintensity
β (β decay)100%

192Re

mass number192
neutron number117
relative atomic mass
191.966088 ± 0.000076 Da
g-factor
0
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
15.4 ± 0.5 s
spin0
nuclear quadrupole moment
0
Uvumbuzi1965
parity-

hali ya kuozaintensity
β (β decay)100%

193Re

mass number193
neutron number118
relative atomic mass
192.967545 ± 0.000042 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin5/2
nuclear quadrupole moment
Uvumbuzi1999
parity+

hali ya kuozaintensity
β (β decay)

194Re

mass number194
neutron number119
relative atomic mass
193.970735 ± 0.000215 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
5 ± 1 s
spin1
nuclear quadrupole moment
Uvumbuzi1999
parity-

hali ya kuozaintensity
β (β decay)100%

195Re

mass number195
neutron number120
relative atomic mass
194.97256 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
6 ± 1 s
spin5/2
nuclear quadrupole moment
Uvumbuzi2008
parity+

hali ya kuozaintensity
β (β decay)100%

196Re

mass number196
neutron number121
relative atomic mass
195.975996 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2.4 ± 1.5 s
spin
nuclear quadrupole moment
Uvumbuzi2008
parity

hali ya kuozaintensity
β (β decay)

197Re

mass number197
neutron number122
relative atomic mass
196.978153 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin5/2
nuclear quadrupole moment
Uvumbuzi2009
parity+

hali ya kuozaintensity
β (β decay)

198Re

mass number198
neutron number123
relative atomic mass
197.98176 ± 0.000429 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin
nuclear quadrupole moment
Uvumbuzi2009
parity

hali ya kuozaintensity
β (β decay)
β n (β-delayed neutron emission)

199Re

mass number199
neutron number124
relative atomic mass
198.984187 ± 0.000429 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin5/2
nuclear quadrupole moment
Uvumbuzi2012
parity+

hali ya kuozaintensity
β (β decay)
Rhenium single crystal bar and 1cm3 cube

historia

mgunduzi au mvumbuziWalter Noddack, Ida Tacke, Otto Berg
location of discoveryGermany
Uvumbuzi1925
EtimolojiaLatin: Rhenus, the Rhine River.
pronunciationREE-ni-em (Kiingereza)

source

Abundance
Abundance in Earth's crust
0.0007 mg/kg
natural abundance (Bahari)
0.000004 mg/L
natural abundance (Mwili)
natural abundance (Kimondo)
0.0000049 %
natural abundance (Jua)
0.00000001 %
Abundance in Universe
0.00000002 %

Nuclear Screening Constants

1s1.4522
2p4.438
2s19.5902
3d13.5453
3p21.5655
3s22.3515
4d36.9456
4f39.0752
4p34.6268
4s33.6436
5d57.617
5p52.856
5s50.643
6s64.884