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Organoleptik kation anion

literatur: Vogel-analisis kualitatif

Pemeriksaan Organoleptika, melalui pemeriksaan :

Warna zat : Beberapa ion dalam bentuk larutannya memberikan warna- warna tertentu, misalnya :

  1. Biru        : Cu (II), Co (II)
  2. Coklat    : Fe (III), PbO2, SnS dan CdO
  3. Hijau      : Umumnya semua Oksida logam dan garam logam sulpida.
  4. Kuning   : Fe (III), CdS, PbI2, HgO, K4FeCN6, KCrO4
  5. Merah     : HgI2, K3FeCN6, K2Cr2O7, Bi…>>>read more
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