Rhenium element (Re) is in group 7 and period 6 of a periodic table. Rhenium is in the d-block and it is classified as a transition element on the periodic table.
There is a lot more information related to rhenium which is mentioned in the Information Table given below.
So let’s dive right into it!
Table of contents
- Rhenium element (Information Table)
- Rhenium element in Periodic table
- Facts about Rhenium
- Properties of Rhenium
- Uses of Rhenium
Rhenium Element (Information Table)
The important data related to rhenium element is given in the table below.
|Appearance of rhenium||Silvery gray metallic appearance|
|Atomic number of rhenium||75|
|Symbol of rhenium||Re|
|Atomic mass of rhenium (most stable isotope)||186.21 u|
|Protons, Neutrons & Electrons in rhenium||Protons: 75, Neutrons: 111, Electrons: 75|
|State of rhenium (at STP)||Solid|
|Group number of rhenium in periodic table||7|
|Period number of rhenium in periodic table||6|
|Block of rhenium in periodic table||d-block|
|Category of rhenium||Transition metal|
|Bohr model or Electrons per shell or Electrons arrangement in rhenium||2, 8, 18, 32, 13, 2|
|Electron configuration of rhenium||[Xe] 4f14 5d5 6s2|
|Orbital diagram of rhenium|
|Electronegativity of rhenium (on pauling scale)||1.9|
|Atomic radius of rhenium (van der Waals radius)||217 picometers|
|Density of rhenium||21.02 g/cm3|
|1st ionization energy of rhenium||7.88 eV|
|Melting point of rhenium||3459 K or 3186 °C or 5767 °F|
|Boiling point of rhenium||5903 K or 5630 °C or 10170 °F|
|Crystal structure of rhenium||Hexagonal Close Packing (HCP)|
|Discovery of rhenium||By Otto Berg, Walter Noddack, Ida Noddack (in 1925)|
Also see: Interactive Periodic Table (It has rotating bohr models as well as many other details of all the 118 elements in a single periodic table).
Rhenium element in Periodic table
The Rhenium element (Re) has the atomic number 75 and is located in group 7 and period 6. Rhenium is a metal and it is classified as a transition element.
Facts about rhenium
Here are a few interesting facts about the rhenium element.
- Otto Berg, Walter Noddack and Ida Noddack discovered rhenium in the year 1925.
- Rhenium was given its name from the Latin word “Rhenus” which means Rhine river, which is in Germany.
- Only 40 to 50 tons of rhenium is produced worldwide annually.
- Rhenium is very rare in the earth’s crust and it is only 7 parts per billion by weight.
- Rhenium is the 4th most dense element present on the periodic table.
Properties of rhenium
Here is a list of some physical properties and chemical properties of rhenium.
Physical properties of rhenium
- Rhenium has a silvery gray appearance.
- Rhenium has a high density (21.02 g/cm3) and its atomic mass is 186.21 amu.
- The melting point and boiling point of rhenium is 3459 K and 5903 K respectively.
- Rhenium has many isotopes and the most abundant isotope is 187Re.
- Rhenium has HCP crystal structure.
Chemical properties of rhenium
- Rhenium does not react with alkalis and dilute acids at room temperatures.
- Rhenium starts to tarnish in the air if kept open for a longer time.
- The electron configuration of rhenium is [Xe] 4f14 5d5 6s2 and it has incomplete d-orbitals.
Uses of rhenium
Here are some uses of the rhenium element.
- Rhenium is used to make alloys that can resist high temperatures and requires strength.
- Rhenium and platinum are used as a catalyst in production of high-octane gasoline.
- Rhenium is also used to make alloy that is used in jet engine parts.