The complex ion which has no d electrons in the central metal atom is (2001)

Chemistry · JEE Advanced · NTA Exams — Coordination Compounds

1. [MnO₄]^–
2. [Co(NH₃)₆]³⁺
   
3. [Fe (CN)₆]^3–
4. [Cr (H₂O)₆]³⁺

Answer

(A) [MnO 4 ] –

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