On adding an excess of $NH_3$ solution to $CuSO_4$ solution,the dark blue colour is due to the formation of which complex?

  • A
    $[Cu(NH_3)_4]^{2+}$
  • B
    $[Cu(NH_3)_2]^{2+}$
  • C
    $[Cu(NH_3)]^+$
  • D
    None of the above

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Similar Questions

How does ammonia react with a solution of $Cu^{2+}$?

Calculate the overall complex dissociation equilibrium constant for the $Cu(NH_3)_4^{2+}$ ion,given that $\beta_4$ for this complex is $2.1 \times 10^{13}$.

Which among the following cations will form the lowest stability complex if the ligand remains the same?

Which of the following correctly represents copper sulphate pentahydrate?

Which of the following orders is correct in the spectrochemical series of ligands?

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