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  2. Ferrous - Wikipedia

    en.wikipedia.org/wiki/Ferrous

    When metallic iron (oxidation state 0) is placed in a solution of hydrochloric acid, iron(II) chloride is formed, with release of hydrogen gas, by the reaction Fe 0 + 2 H + → Fe 2+ + H 2. Iron(II) is oxidized by hydrogen peroxide to iron(III), forming a hydroxyl radical and a hydroxide ion in the process. This is the Fenton reaction.

  3. Lead - Wikipedia

    en.wikipedia.org/wiki/Lead

    Lead was used for making water pipes in the Roman Empire; the Latin word for the metal, plumbum, is the origin of the English word "plumbing". Its ease of working, its low melting point enabling the easy fabrication of completely waterproof welded joints, and its resistance to corrosion [ 142 ] ensured its widespread use in other applications ...

  4. Metal - Wikipedia

    en.wikipedia.org/wiki/Metal

    The term "ferrous" is derived from the Latin word meaning "containing iron". This can include pure iron, such as wrought iron, or an alloy such as steel. Ferrous metals are often magnetic, but not exclusively. Non-ferrous metals and alloys lack appreciable amounts of iron.

  5. Chemical symbol - Wikipedia

    en.wikipedia.org/wiki/Chemical_symbol

    Planetary names and symbols for the metals – the seven planets and seven metals known since Classical times in Europe and the Mideast – was ubiquitous in alchemy. The association of what are anachronistically known as planetary metals started breaking down with the discovery of antimony, bismuth and zinc in the 16th century.

  6. List of chemical element name etymologies - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_element...

    The Latin term, during the Roman Empire, was aes cyprium; aes was the generic term for copper alloys such as bronze. Cyprium means "Cyprus" or "which is from Cyprus", where so much of it was mined; it was simplified to cuprum and then eventually Anglicized as "copper" (Old English coper/copor). · Symbol Cu is from the Latin name cuprum ("copper").

  7. Iron - Wikipedia

    en.wikipedia.org/wiki/Iron

    Iron is the most widely used of all the metals, accounting for over 90% of worldwide metal production. Its low cost and high strength often make it the material of choice to withstand stress or transmit forces, such as the construction of machinery and machine tools , rails , automobiles , ship hulls , concrete reinforcing bars , and the load ...

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  9. Naming of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Naming_of_chemical_elements

    Ruthenium is from the Latin name for the region including Belarus, Ukraine, and Russia. [29] Lutetium is named after Lutetia, the Latin name for Paris. Copper's name comes from an Old English word derived from the Latin name for the island of Cyprus. [30] The names of both magnesium and manganese derive from the Greek region of Magnesia. [31]