Cerium element (Ce) is in period 6 of a periodic table. Cerium is in the f-block and it is classified as a lanthanide on the periodic table.
There is a lot more information related to cerium which is mentioned in the Information Table given below.
So let’s dive right into it!
Table of contents
- Cerium element (Information Table)
- Cerium element in Periodic table
- Facts about Cerium
- Properties of Cerium
- Uses of Cerium
Cerium Element (Information Table)
The important data related to cerium element is given in the table below.
|Appearance of cerium||Silvery white appearance|
|Atomic number of cerium||58|
|Symbol of cerium||Ce|
|Atomic mass of cerium||140.12 u|
|Protons, Neutrons & Electrons in cerium||Protons: 58, Neutrons: 82, Electrons: 58|
|State of cerium (at STP)||Solid|
|Period number of cerium in periodic table||6|
|Block of cerium in periodic table||f-block|
|Category of cerium||Inner transition metals|
|Bohr model or Electrons per shell or Electrons arrangement in cerium||2, 8, 18, 19, 9, 2|
|Electron configuration of cerium||[Xe] 4f1 5d1 6s2|
|Orbital diagram of cerium|
|Electronegativity of cerium (on pauling scale)||1.12|
|Atomic radius of cerium (van der Waals radius)||235 picometers|
|Density of cerium||6.69 g/cm3|
|1st ionization energy of cerium||5.539 eV|
|Main isotope of cerium||140Ce|
|Melting point of cerium||1068 K or 795 °C or 1463 °F|
|Boiling point of cerium||3716 K or 3443 °C or 6229 °F|
|Crystal structure of cerium||Face Centered Cubic (FCC) at room temp.|
|Discovery of cerium||By Wilhelm Hisinger, Jöns Jakob Berzelius, Martin Heinrich Klaproth (in 1803)|
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).
Cerium element in Periodic table
The Cerium element (Ce) has the atomic number 58 and is located in period 6. Cerium is a metal and it is classified as a lanthanide group element.
Facts about cerium
Here are a few interesting facts about cerium element.
- Cerium was given its name from the dwarf planet “Ceres”.
- The concentration of cerium in the earth’s crust is around 60 ppm by weight.
- Cerium has a largest deposition in India, Brazil and California.
- Cerium was discovered by Wilhelm Hisinger & Jons Jakob Berzelius in 1803. And the chemist Martin Heinrich Klaproth also individually discovered the cerium element in the same year.
Properties of cerium
Here is a list of some physical properties and chemical properties of cerium.
Physical properties of cerium
- Cerium has a silvery white metallic appearance.
- Cerium has a density of 6.69 g/cm3 and its atomic mass is 140.12 amu.
- Cerium can be drawn into thin sheets due to its malleability.
- The melting point and boiling point of cerium is 1068 K and 3716 K respectively.
- Cerium has many isotopes, but the most abundant isotope is 140Ce.
- Cerium has FCC crystal structure at room temperature.
Chemical properties of cerium
- Cerium is a reactive metal and so it is always found in compounds from the earth’s crust.
- Cerium also reacts with dilute acids as well as concentrated acids.
- Cerium forms an oxide layer on it when it is kept open in the air for a longer time.
- Cerium has an electronegativity of 1.12 on the pauling scale.
Uses of cerium
Here are some uses of the cerium element.
- Cerium is used in catalytic converters to treat the exhaust gas from the vehicles.
- Cerium oxide is a compound of cerium which is used as an additive in diesel fuel for improving the performance of diesel engines.
- Cerium is used in carbon arc lighting that is used in studio lighting.
- Cerium is also used in the alloy that is used in cigarette lighters.