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Chromium нь химийн элемент: тодорхойлолт, шинж …
- Chromium исэл (III) Кт 2 O 3,мөн sesquioxide гэж нэрлэдэг, энэ химийн элементийн дөрвөн исэл нэг юм. Энэ нь chromite авсан байна. паалан болон шилэн дээр зураг нь пигмент болгон ашиглаж байх үед нийлмэл ногоон ихэвчлэн "хром, ногоон," гэж нэрлэдэг. исэл нь давс үүсгэдэг хүчил ууссан болох бөгөөд хайлсан шүлтийнhttps://estandard.gov.mn/standard/reader/2783
WebХромын хүдэр ба баяжмал Хромын ислийн агуулгыг тодорхойлох арга ... Өмнөх. Дараах
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Түгээмэл тархацтай ашигт малтмалын хуримтлал-хромын …
The nature of chromium Chromium, element symbol Cr, atomic number 24, relative atomic mass 51.996, belongs to the transition metal element of group VIB of the periodic table of chemical elements. Chromium metal is body-centered cubic crystal, silver-white, density 7.1g/cm³, melting point 18...
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