The complex ion $[Cu(NH_3)_4]^{2+}$ has which of the following geometries and electronic configurations?

  • A
    Tetrahedral geometry with one unpaired electron
  • B
    Tetrahedral geometry with one electron pair
  • C
    Tetrahedral geometry with all electrons paired
  • D
    Square planar geometry with one unpaired electron

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Similar Questions

Discuss the $[CoF_6]^{3-}$ complex species based on Valence Bond Theory $(VBT)$.

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Match List-$I$ with List-$II$ and select the correct answer using the codes given below the lists $:$
List-$I$ $(Compounds)$List-$II$ $(Hybridization)$
$(a)$ $[Ni(NH_3)_6]^{+2}$$(i)$ $sp^3 d^2$
$(b)$ $[PtCl_4]^{-2}$$(ii)$ $dsp^2$
$(c)$ $[Ni(CO)_4]$$(iii)$ $sp^3$
$(d)$ $[Co(OX)_3]^{-3}$$(iv)$ $d^2 sp^3$

Which of the following statements is incorrect for $K_3[CoF_6]$?

An aqueous solution of $NiCl_{2}$ was heated with excess sodium cyanide in the presence of a strong oxidizing agent to form $[Ni(CN)_{6}]^{2-}$. The total change in the number of unpaired electrons on the metal centre is $.....$

$Cu^{2+}$ shows a coordination number of

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