Molybdenum element (Mo) is in group 6 and period 5 of a periodic table. Molybdenum 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 transition which is mentioned in the Information Table given below.
So let’s dive right into it!
Table of contents
- Molybdenum element (Information Table)
- Molybdenum element in Periodic table
- Facts about Molybdenum
- Properties of Molybdenum
- Uses of Molybdenum
Molybdenum Element (Information Table)
The important data related to molybdenum element is given in the table below.
|Appearance of molybdenum||Gray metallic shiny appearance|
|Atomic number of molybdenum||42|
|Symbol of molybdenum||Mo|
|Atomic mass of molybdenum||96.95 u|
|Protons, Neutrons & Electrons in molybdenum||Protons: 42, Neutrons: 54, Electrons: 42|
|State of molybdenum (at STP)||Solid|
|Group number of molybdenum in periodic table||6|
|Period number of molybdenum in periodic table||5|
|Block of molybdenum in periodic table||d-block|
|Category of molybdenum||Transition metals|
|Bohr model or Electrons per shell or Electrons arrangement in molybdenum||2, 8, 18, 13, 1|
|Electron configuration of molybdenum||[Kr] 4d5 5s1|
|Orbital diagram of molybdenum|
|Electronegativity of molybdenum (on pauling scale)||2.16|
|Atomic radius of molybdenum (van der Waals radius)||209 picometers|
|Density of molybdenum||10.28 g/cm3|
|1st ionization energy of molybdenum||7.092 eV|
|Main isotopes of molybdenum||95Mo, 96Mo, 98Mo|
|Melting point of molybdenum||2896 K or 2623 °C or 4753 °F|
|Boiling point of molybdenum||4912 K or 4639 °C or 8382 °F|
|Crystal structure of molybdenum||Body Centered Cubic (BCC)|
|Discovery of molybdenum||By Carl Wilhelm Scheele in 1778|
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).
Molybdenum element in Periodic table
The Molybdenum element (Mo) has the atomic number 42 and is located in group 6 and period 5. Molybdenum is a metal and it is classified as a transition element.
Click on above elements in the periodic table to see their information.
Facts about molybdenum
Here are a few interesting facts about molybdenum element.
- Molybdenum was given its name from the Greek word “molybdos”, which means lead.
- Molybdenum is the 54th most abundant element present in the earth’s crust.
- The concentration of molybdenum is 1.2 ppm (by weight) in the earth’s crust.
- Around 200,000 tons of molybdenum is produced annually in the world.
- Around 80% of molybdenum is used in steel manufacturing.
- Molybdenum ores are available in large quantities from China.
- The density of molybdenum is half the density of tungsten.
- Molybdenum is also present in plants as well as animals as a micronutrient.
Properties of molybdenum
Here is a list of some physical properties and chemical properties of molybdenum.
Physical properties of molybdenum
- Molybdenum has a gray metallic luster.
- There are many isotopes of molybdenum. Out of these, the common isotopes are 95Mo (15.8 %), 96Mo (16.6 %), and 98Mo (24.3 %).
- The atomic mass of molybdenum is 96.95 u and its density is 10.28 g/cm3.
- The melting point and boiling point of molybdenum is 2896 K and 4912 K respectively.
Chemical properties of molybdenum
- The electronic configuration of molybdenum is [Kr] 4d5 5s1 and it has incomplete d-orbitals.
- Molybdenum does not show any reaction with water at room temperature, but it reacts with it at higher temperature (above 600 °C) to form molybdenum trioxide.
- Molybdenum can form compounds with many other elements as it has many oxidation states.
Uses of molybdenum
Here are some uses of the molybdenum element.
- Molybdenum is used as an alloying element with other elements which gives improved properties like hardness, strength, etc.
- The powdered molybdenum is used in powder metallurgy.
- Molybdenum is used as a catalyst in petroleum industries.
- Molybdenum is also used in glass melting electrodes, because molybdenum can resist higher temperatures.
- Molybdenum is also used in making engine parts, drill bits, saw blades, etc.
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