Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JEE Advanced2006ChemistryCoordination CompoundsActual

Paragraph: The coordination number of Ni ²⁺ is 4 . NiCl ₂+ KCN (excess) A (cyano complex) NiCl ₂+ conc. HCl (excess) B (chloro complex) Question: The IUPAC name of A and B are

Options

  1. APotassium tetracyanonickelate (II), potassium tetrachloronickelate (II)
  2. BTetracyanopotassiumnickelate (II), tetrorachloropotassiumnickelate (II)
  3. CTetracyanonickel (II), tetrachloronickel (II)
  4. DPotassium tetracyanonickel (II), potassium tetrachloronickel (II)

Correct answer

A. Potassium tetracyanonickelate (II), potassium tetrachloronickelate (II)

Step-by-step solution

Open this question in the Quantrex Academy app for the full interactive solution, figures and similar PYQs.

Practice Coordination Compounds on Quantrex Academy →

More from Coordination Compounds

Reaction of PtF ₆ with oxygen ( O ₂ ) gas results in the formation of an ionic compound, X ^+ Y ^- . Correct statement(s) is(are) 2026The total number of all possible isomers for the square planar complex with formula K [ M(NCS)(NO ₂ )(gly) ] is ____. ( M = metal ion and gly = NH ₂ CH ₂ COO ^- ) 2026Consider that the coordinating atoms of the ligands in cis -[Co(NH₃ )₄ Cl₂ ]Cl and mer -[Co(NH₃ )₃ Cl₃ ] octahedral complexes are at the vertices of an octahedron. The sum of total 2026Number of paramagnetic complexes among the following is ________. [ MnBr ₄]²⁻ , [ NiCl ₄]²⁻ , [ Ni(CN) ₄]²⁻ , [ Ni(CO) ₄] , [ CoF ₆]³⁻ , [ Fe(CN) ₆]⁴⁻ , [ Mn(CN) ₆]³⁻ , [ Ti(CN) ₆] 2026Which of the following sequences of hybridisation, geometry and magnetic nature are correct for the given coordination compounds ? A. [ NiCl ₄]²⁻- sp ^3 , tetrahedral, paramagnetic 2026An excess of AgNO₃ is added to 100 mL of a 0.05 M solution of tetraaquadichloridochromium (III) chloride. The number of moles of AgCl precipitated will be __________ 10⁻³ . (Neares 2026Match the List-I with List-II List-I Electronic configuration of tetrahedral metal ion List-II Crystal Field Stabilization Energy ( _t ) A. d^2 I. -0.6 B. d^4 II. -0.8 C. d^6 III. 2026Which of the following are true about the energy of the given d-orbitals of a tetrahedral complex? A. d_ xy = d_ xz > d_ x^2-y^2 B. d_ xy = d_ yz > d_ z^2 C. d_ x^2-y^2 > d_ z^2 > 2026 Full Coordination Compounds list All JEE Advanced PYQs