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|Section2= |Section3= }} Sodium cobaltinitrite is a coordination compound with the formula Na3Co(NO2)6. The anion of this yellow-coloured salt consists of a cobalt(III) center N-bonded to six nitrito ligands. It is a reagent for the qualitative test for potassium and ammonium ions. ==Synthesis and reactions== The compound is prepared by oxidation of cobalt(II) salts in the presence of sodium nitrite:〔O. Glemser "Sodium Hexanitritocobaltate(III)" Handbook of Preparative Inorganic Chemistry, 2nd Ed. Edited by G. Brauer, Academic Press, 1963, NY. Vol. 1. p. 1541.〕 :4 ()(NO3)2 + O2 + 24 NaNO2 → 4 Na3() + 8 NaNO3 + 4 NaOH + 22 H2O 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Sodium cobaltinitrite」の詳細全文を読む スポンサード リンク
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