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Coordination Compounds — Chemistry STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceChemistryCoordination Compounds1 Mark
MCQ
Identify anionic sphere complex from following.
  • A
    Hexaamminecobalt(III) chloride
  • ✓
    Potassium hexacyanoferrate(II)
  • C
    Tetraamminedichlorocobalt(III) ion
  • D
    Pentaamminechlorocobalt(III) sulphate
✓

Answer

Correct option: B.
Potassium hexacyanoferrate(II)
(b): The complex ion in anionic sphere complex carries a negative charge.
$
K _4\left[ Fe ( CN )_6\right] \rightleftharpoons 4 K ^{+}+\left[ Fe ( CN )_6\right]^{4-}
$

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