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Old is gold @old أضاف وظيفة جديدة in Minerals
2025-02-19 04:06:07

What is gold and how is it made?

what is gold The chemical element gold is represented by the symbol Au, which is derived from the Latin word "aurum."Its atomic number is 79, and it belongs to the noble metal group. This means that gold is non-reactive, non-corrosive and its exceptional stability makes it an ideal material for a variety of applications. How is gold made? Origin and process Gold is a chemical element easily...

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News hole @news أضاف وظيفة جديدة in Minerals
2025-02-19 12:54:40

What is platinum and how is it made?

What is platinum? Platinum is a silver metallic chemical element, a member of six transition elements in Group VIII of the periodic table known collectively as the platinum metals (ruthenium, rhodium, palladium, osmium, iridium, and platinum). Platinum is the 78th element of the periodic table, symbol Pt. It is more expensive element or chemical substance than gold. It is a transition metal....

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News hole @news أضاف وظيفة جديدة in Minerals
2025-02-19 09:57:47

What is rhodium and where is it found?

what is rhodium? The 45th element in the periodic table is rhodium.Rhodium's molecular symbol is Rh. It is a rare metal. It is a silvery white, hard and chemically inert transition metal. What is the function of rhodium? It is used to coat optic fibers and optical mirrors and to make crucibles, thermocouple elements and headlight reflectors. It is used as an electrical contact material because...

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