Cromni rangi?, kumushsimon oq rangli, kumushsimon qora rangli, nisbiy atom massasi, 55, 52, tartib raqami, 25, 24, zanglamaydigan po`latda necha % xrom bo`ladi, 15, 12, konsentrlangan nitrat kislota bilan reaksiyaga kirishadimi?, ha, yo`q, qizdirilganda suv bilan reaksiyaga kirishadimi?, ha, yo`q, xromli temir toshni formulasi, FeO*Cr2O3, Fe2O3*Cro, Davr raqami, 5, 4, guruh raqami, 6 A, 6 B, kim kashf qilgan?, Vaklen, Ersted
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