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JEE Main201911 Jan 2019Evening ShiftChemistryCoordination CompoundsActual

The coordination number of Th in K ₄ [ Th ( C ₂ O ₄ )₄ ( H ₂ O )₂ ] is: ( C ₂ O ₄²⁻= . oxalato )

Options

  1. A14
  2. B6
  3. C8
  4. D10

Correct answer

D. 10

Step-by-step solution

K ₄ [ Th ( C ₂ O ₄ )₄ ( H ₂ O )₂ ] C ₂ O ₄²⁻ (oxalato) : bidentate ligand H ₂ O (aqua): monodentate Co-ordination no. of Th =2 4+2=10

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