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TOP 5 RAREST METALS FOUND ON THE EARTH | Gold | Rhodium | Iridium | Platinum | Ruthenium |

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   Metals are part of our daily life. It had been used from prehistoric ages to the modern world now where we are living. Metals have many uses in the modern world. Without metals, a human can't fulfil their needs. But, most importantly the metals can't be found in all regions in the world. Metals are extracted from the earth surface as ores or as minerals. It also needs to refine the metal to attain a state that is needed for making metal alloy compounds. These metals are used for many purposes in the world. So, here we are to bring the TOP 5 RAREST METALS IN THE WORLD. Now, let's start...


5.Iridium 

    Iridium is produced from the Platinum ore extracted from the earth minerals. It is formed as a by-product in the process of the nickel mining process. It has a high melting point. It also has the property of corrosion resistance. Iridium is mostly found in the South African country. It is used in the medical field, electronics and automobiles industries. It is also used in some pens and watches.



   Atomic number - 77 (Transition metal)
                   Group - 9
                  Period - 6     
       Melting point - 2719 Kelvin 
        Boiling point - 4403 Kelvin
                 Density - 22.56 g/cm^3

4.Ruthenium

     Ruthenium is mostly found in the platinum ores. It is a rare transition element. It is used as an alloy in the platinum compounds. It can also act as a catalyst in some chemical reactions. It is mostly found in mountains of the North and South American country regions. It has been used for many purposes in the human world. It is used in wire resistance in a circuit. It also has used in electric contacts. It has been used in thin-film resistors.



        Atomic number - 44 (Transition metal)
                         Group - 8
                        Period - 5
            Melting point - 2607 Kelvin
             Boiling point - 4423 Kelvin
                      Density - 12.45 g/cm^3

3.Gold 

    Gold is mostly found in the purely natural state. Gold is a chemical element like all elements in the world. Gold has the properties of bright colour, it also has a slightly reddish yellow colour, it's also soft and it also has a dense property. It has a malleable property. Gold is mostly used to make ornaments as an alloy with copper. It is also used in the production of the electric parts of the motherboard. It is mostly found in the South African countries in the world.




         Atomic number - 79 (Transition metal)
                          Group - 11
                         Period - 6
             Melting point - 1337.33 Kelvin
              Boiling point - 3243 Kelvin
                       Density - 19.30 g/cm^3

2.Platinum 

     Platinum is mostly found as ores in nature. It is mostly found as a pure state in nature. Platinum is resistant to corrosions. Platinum has a property of dense packing capacity in molecular levels. It has also had a property of malleable and ductile. It is also used as an electric catalyst. It is has a use in the experiment pieces of equipment for the labs. It also has uses in the electric contents and in electrodes. It is also used to make ornaments. It is mostly found in South African countries in the world.



          Atomic number - 78 (Transition metal)
                           Group - 10
                          Period - 6
              Melting point - 2041.4 Kelvin
               Boiling point - 4098 Kelvin
                        Density - 21.45 g/cm^3

1.Rhodium 

       Rhodium is found mostly as a free state in nature. It is also a rarest and valuable precious metals in the world. Rhodium is a very rare element in the whole world. It is a hard substance and it also has a property of corrosion resistance and used as a chemically inert transition metal in nature. It is used as a catalyst in some chemical reactions. It also has used in plating on other elements to avoid resistance. It is found in the North and South American countries in the world.




              Atomic number - 45 (Transition metal)
                               Group - 9
                              Period - 5
                  Melting point - 2237 Kelvin
                   Boiling point - 3986 Kelvin 
                            Density - 12.41 g/cm^3

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