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Most Important Selected Qs for JEE AdvancedChemistryCoordination Compounds

Consider the following reactions of complex compounds A , B and C (i) CoCl ₂ Br 5 NH ₃+ excess Ag ⁺( aq ) 1 AgCl ( s ) (Compound A) (ii) CoCl ₂ Br 5 NH ₃+ excess Ag ⁺( aq ) 2 AgCl ( s ) (Compound B) (iii) (Compound C ) CoCl ₃ Br 4 NH ₃ + excess Ag ⁺( aq ) 1 AgCl ( s ) Then according to the given information the correct statement(s) is/are

Options

  1. ACompounds (A) and (B) are ionisation isomers
  2. BMolar conductivity of compounds ( A ) and (B) are almost same
  3. CCompounds (A), (B) and (C) do not exhibit geometrical isomerism
  4. DOrder of CFSE values : ₀(A) ₀(B) ₀(C)

Correct answer

D. Order of CFSE values : ₀(A) ₀(B) ₀(C)

Step-by-step solution

A : [ CoCl ( NH ₃ )₅ ] BrCl B : [ CoBr ( NH ₃ )₅ ] Cl ₂ C: : [ CoBrCl ( NH ₃ )₄ ]. Cl

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