검색어: cobaltinitrite (영어 - 포르투갈어)

==see also==* potassium cobaltinitrite==references==
==see also==* potassium cobaltinitrite

sodium cobaltinitrite is a coordination compound with the formula na3co(no2)6.
cobaltinitrito de sódio é um composto de coordenação com a fórmula na3co(no2)6.

in in geochemical analysis, sodium cobaltinitrite is used to distinguish alkali feldspars from plagioclase feldspars in thin section.
in in geochemical analysis, sodium cobaltinitrite is used to distinguish alkali feldspars from plagioclase feldspars in thin section.

==synthesis and reactions==the compound is prepared by oxidation of cobalt(ii) salts in the presence of potassium nitrite::4 + o2 + 24 nano2 → 4 na3[co(no2)6 + 8 nano3 + 4 naoh + 22 h2o==application for analysis of potassium==although the sodium cobaltinitrite is soluble in water, it forms the basis of a quantitative determination of potassium, thallium, and ammonium ions.
== síntese e reações ==o composto é prepardo pela oxidação de sais de cobalto (ii) na presença de nitrito de potássio::4 + o2 + 24 nano2 → 4 na3[co(no2)6 + 8 nano3 + 4 naoh + 22 h2o== aplicação para a análise de potássio ==2na[co(no2)6].h2o is precipitated and weighed.