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  1. Jun 23, 2022 · Jump search Chemical compound with formula parser output .ib chembox border collapse collapse text align left .mw parser output .ib chembox td,.mw parser output .ib chembox border 1px solid a2a9b1 width .mw parser output .ib...

  2. › wiki › NiobiumNiobium - Wikipedia

    2 days ago · Niobium, or columbium, is a chemical element with the chemical symbol Nb (formerly Cb) and atomic number 41. Niobium is a light grey, crystalline, and ductile transition metal. Pure niobium has a Mohs hardness rating similar to pure titanium, [2] and it has similar ductility to iron. Niobium oxidizes in Earth's atmosphere very slowly, hence its ...

    • 41
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  4. Jun 20, 2022 · Aluminum chloride-valine-sodium hydroxide system is Part of WikiMD's thesaurus of medicine with a total of 1,822,585 articles. Aluminum chloride-valine-sodium hydroxide system - Definition Aluminum chloride-valine-sodium hydroxide system

  5. Jun 19, 2022 · Physical properties [ edit] Ethylene oxide is a colorless gas at 25 °C (77 °F) and is a mobile liquid at 0 °C (32 °F) – viscosity of liquid ethylene oxide at 0 °C is about 5.5 times lower than that of water. The gas has a characteristic sweet odor of ether, noticeable when its concentration in air exceeds 500 ppm. [26]

    • C₂H₄O
    • 44.052 g·mol−1
    • −112.46 °C (−170.43 °F; 160.69 K)
    • Miscible
  6. › wiki › GalliumGallium - Wikipedia

    Jun 19, 2022 · Gallium is a chemical element with the symbol Ga and atomic number 31. Discovered by French chemist Paul-Émile Lecoq de Boisbaudran in 1875, [6] Gallium is in group 13 of the periodic table and is similar to the other metals of the group ( aluminium, indium, and thallium ). Elemental gallium is a soft, silvery metal in standard temperature and ...

    • silvery blue
    • ~68
    • 31
    • 5.9 g/cm 3
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