PLatinum element (Pt) is in group 10 and period 6 of a periodic table. Platinum 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 platinum which is mentioned in the Information Table given below.
So let’s dive right into it!
Table of contents
- Platinum element (Information Table)
- Platinum element in Periodic table
- Facts about Platinum
- Properties of Platinum
- Uses of Platinum
Platinum Element (Information Table)
The important data related to platinum element is given in the table below.
|Appearance of platinum||Silvery white appearance|
|Atomic number of platinum||78|
|Symbol of platinum||Pt|
|Atomic mass of platinum||195.08 u|
|Protons, Neutrons & Electrons in platinum||Protons: 78, Neutrons: 117, Electrons: 78|
|State of platinum (at STP)||Solid|
|Group number of platinum in periodic table||10|
|Period number of platinum in periodic table||6|
|Block of platinum in periodic table||d-block|
|Category of platinum||Transition metals|
|Bohr model or Electrons per shell or Electrons arrangement in platinum||2, 8, 18, 32, 17, 1|
|Electron configuration of platinum||[Xe] 4f14 5d9 6s1|
|Orbital diagram of platinum|
|Electronegativity of platinum (on pauling scale)||2.28|
|Atomic radius of platinum (van der Waals radius)||209 picometers|
|Density of platinum||21.45 g/cm3|
|1st ionization energy of platinum||9 eV|
|Main isotopes of platinum||195Pt|
|Melting point of platinum||2041 K or 1768 °C or 3214 °F|
|Boiling point of platinum||4098 K or 3825 °C or 6917 °F|
|Crystal structure of platinum||Face Centered Cubic (FCC)|
|Discovery of platinum||By Antonio de Ulloa in 1735|
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).
Platinum element in Periodic table
The Platinum element (Pt) has the atomic number 78 and is located in group 10 and period 6. Platinum 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 platinum
Here are a few interesting facts about the platinum element.
- Platinum was given its name from the Spanish word “platina”.
- Earth’s crust contains only 5 parts per billion of platinum.
- 30% of platinum is used in jewelry and 50% of platinum is used in catalytic converters.
- Meteors and moon rocks also contain platinum.
- Platinum is largely obtained from South Africa, which makes it the leading producer of platinum.
- Platinum is a precious metal and it is also known as “white gold”.
Properties of platinum
Here is a list of some physical properties and chemical properties of platinum.
Physical properties of platinum
- Platinum has a silvery white appearance.
- Platinum is a ductile and malleable metal.
- Platinum has many isotopes and the most abundant isotope is 195Pt.
- The melting point and boiling point of platinum is 2041 K and 4098 K respectively.
- Platinum has FCC crystal structure.
Chemical properties of platinum
- Platinum is a chemically inert metal and it does not show much chemical reactions.
- Platinum does not react with oxygen even at elevated temperatures.
- Platinum dissolves in hot aqua regia to form chloroplatinic acid.
- Platinum has electron configuration [Xe] 4f14 5d9 6s1 and it has incomplete d-orbitals.
Uses of platinum
Here are some uses of the platinum element.
- Platinum is used in jewelry as it is a precious metal.
- As platinum is a precious metal, it is also used for investment.
- Platinum is also used in catalytic converters.
- The platinum-iridium alloy was used to make the international standard kilogram weight.
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