The $Cl-Co-Cl$ bond angle values in a $fac-[Co(NH_3)_3Cl_3]$ complex is/are:

The complex $[Ag(NH_3)_2]^{+}$ has $sp$ hybridization and is a ...... complex.

What is true for $[Fe(CN)_6]^{3-}$ and $[FeF_6]^{3-}$?

The spin only magnetic moment of $[MnBr_{4}]^{2-}$ is $5.9 \ BM$. The geometry of this complex ion is

Which 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  
$B.$ $[Ni(NH_3)_6]^{2+}$ – $sp^3d^2$, octahedral, paramagnetic  
$C.$ $[Ni(CO)_4]$ – $sp^3$, tetrahedral, paramagnetic  
$D.$ $[Ni(CN)_4]^{2-}$ – $dsp^2$, square planar, diamagnetic  
Choose the correct answer from the options given below:

Which of the following complexes is an outer orbital complex?