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Exam questionKROK 1Pharmacy ยท 2010

While detecting Co2+ ions in presence of Fe3+ the following ions should be added to the solution in order to mask F e3+ ions:

Answer options

  1. Bromide ions
  2. Sulphate ions
  3. Chloride ions
  4. Fluoride ions
  5. Nitrite ions
Correct answer

Fluoride ions

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