Rhenium-187 isotope (Re-187 isotope, 187Re isotope)
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Re-187 Safety Data Sheet (SDS) in metal foil form - Download pdf file
Download Re-187 SDS in metal foil form
Re-187 Safety Data Sheet (SDS) in metal powder form - Download pdf file
Download Re-187 SDS in metal powder form
Properties of Re-187 Isotope: | RE-187 |
---|---|
Natural Abundance (%) | 62.6 |
Atomic Mass (Da) | 186.9557531 |
Relative Isotopic Mass | 186.9557531 |
Neutron Number (N) | 112 |
Atomic Number (Z) | 75 |
Mass Number (A) | 187 |
Nucleon Number (A) | 187 |
Proton Number (Z) | 75 |
Half-life | 4.330E+10 |
Spin | 2.5 |
Quadrupole Moment | 2.07 |
g-factor (g value) | 1.2879 |
Group | 7 |
Period | 6 |
Electron Configuration Block | d |
Melting Point (K) | 3459 |
Boiling Point (K) | 5903 |
Specific Heat | 0.138 |
Heat of Formation | 774 |
Thermal Conductivity | 48 |
Dipole Polarizability | 62 |
Electron Affinity (kJ/mole) | 0.060396 |
Electronegativity (Pauling scale) | 1.9 |
Atomic Radius (pm) | 137b |
Covalent Radius (pm) | 135 |
VDW Radius (pm) | 237 |
Lattice Constant | 2.76 |
Crystal Structure | HCP |
Jmol color | #267dab |
Rhenium is a silvery-white metallic transition element. It is obtained as a by-product of molybdenum refinement. Rhenium-molybdenum alloys are superconducting. Rhenium has 35 isotopes. 2 of them are natural ones, 1 of which is stable.
Rhenium is mixed with tungsten or platinum to make filaments for mass spectrographs. Its main value is as a trace alloying agent for hardening metal components that are subjected to continuous frictional forces.
What is Re-187 isotope natural abundance?
Answer: 62.600 %
What is atomic mass for Re-187 isotope?
Answer: 186.95575 Da
What is isotopic mass for Re-187 isotope?
Answer: 186.95575
How many neutrons does Re-187 isotope have?
Answer: 112
How many protons does Re-187 isotope have?
Answer: 75
How many electrons does Re-187 isotope have?
Answer: 75
What is atomic number for Re-187 isotope?
Answer: 75
Is Re-187 isotope stable?
Answer: No
Is Re-187 isotope radioactive?
Answer: Yes