The magnetic moment of $[MnX_4]^{2-}$ is $5.9 \, BM$. The geometry of the complex ion is: ($X =$ monodentate halide ion)

  • A
    tetrahedral
  • B
    square planar
  • C
    both are possible
  • D
    none of these

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Similar Questions

Match the hybridisation in Column $I$ with the complexes in Column $II$. The options represent the matches for $(A), (B), (C), (D)$ respectively.
Column $I$Column $II$
$(A)$ $sp^3$$(i)$ $[Co(NH_3)_6]^{3+}$
$(B)$ $dsp^2$$(ii)$ $[Ni(CO)_4]$
$(C)$ $sp^3d^2$$(iii)$ $[Pt(NH_3)_2Cl_2]$
$(D)$ $d^2sp^3$$(iv)$ $[CoF_6]^{3-}$
$(v)$ $[Fe(CO)_5]$

Select the incorrect match.

Nickel $(Z = 28)$ combines with a uninegative monodentate ligand to form a diamagnetic complex $[NiL_4]^{2-}$. The hybridisation involved and the number of unpaired electrons present in the complex are respectively

Match List – $I$ with List – $II$:
List - $I$ (Complex)List – $II$ (Geometry)
$(a)$ $[Co(NH_3)_6]^{3+}$$(i)$ Trigonal bipyramidal
$(b)$ $[NiCl_4]^{2-}$(ii) Octahedral
$(c)$ $[Ni(CN)_4]^{2-}$(iii) Tetrahedral
$(d)$ $[Fe(CO)_5]$(iv) Square planar

Choose the correct answer from the options given below.

Identify the correctly matched set from the following:

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