Coordination Compounds

Identify the set which does not have ambidentate ligand(s)

Which of the following exhibit ionisation isomerism?
I. $\left[\mathrm{Cr}\left(\mathrm{NH}_3\right)_4 \mathrm{Cl}_2\right] \mathrm{Cl}$
II. $\left[\mathrm{Ti}\left(\mathrm{H}_2 \mathrm{O}\right)_5 \mathrm{Cl}\right]\left(\mathrm{NO}_3\righ...

The IUPAC name of the complex shown below is $\mathrm{K}_3\left[\mathrm{Co}(\mathrm{ox})_3\right]$

The coordination number of chromium in $\mathrm{K}\left[\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_2\left(\mathrm{C}_2 \mathrm{O}_4\right)_2\right]$ is

In which one of the following complexes the metal ion has $t_{2 g}^3 e_g^2$ configuration?

Identify the complex ion with spin only magnetic moment of 4.90 BM .

In which of the following, complex ions are not in correct order with respect to their magnitude of crystal field splitting?

In $\mathrm{Fe}_x\left[\mathrm{Fe}_y(\mathrm{CN})_6\right]_3, x, y$ respectively, are

Which of the following complexes exhibit geometrical isomerism?
I. $\left[\mathrm{Co}(\mathrm{en})\left(\mathrm{NH}_3\right)_2 \mathrm{Cl}_2\right] \mathrm{Cl}$
II. $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_4 \mathrm{Cl}_2\right] \mathrm...

Arrange the following in the increasing order of their magnetic moments
I. $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$
II. $\left[\mathrm{Mn} \mathrm{Cl}_6\right]^{3-}$
III. $\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}$
IV. $\left[\math...

Match the complexes in List-I with their hybridisation in list-II.


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Which complex among the follwing is most paramagnetic?

Improve silver ore $+\mathrm{CN}^{-}+\mathrm{H}_2 \mathrm{O} \xrightarrow{\mathrm{O}_2}[\mathrm{X}]^{-}+\mathrm{OH}^{-}$
\([X]^{-}+\mathrm{Zn} \longrightarrow[Y]^{2-}+\mathrm{Ag} \text { (pure) }\)
The co-ordination numbers of the metals ...

How many of the following ligands are stronger than
$$ \begin{aligned} & \mathrm{H}_2 \mathrm{O} \text { ? } \\ & \mathrm{S}^{2-}, \mathrm{Br}^{-}, \mathrm{C}_2 \mathrm{O}_4^{2-}, \mathrm{CN}^{-} \text {, en, } \mathrm{NH}_3, \mathrm{CO}, \...

Cobalt (III) chloride forms a green coloured complex ' $X$ ' with $\mathrm{NH}_3$. Number of moles of AgCl formed when excess of $\mathrm{AgNO}_3$ solution is added to 100 mL of 1 M solution of ' $X$ ' is

The paramagnetic complex ion, which has no unpaired electrons in $t_{2 g}$ orbitals is

Arrange the following in the increasing order of number of unpaired electrons present in the central metal ionI. $\left[\mathrm{MnCl}_6\right]^{3-}$II. $\left[\mathrm{FeF}_6\right]^{3-}$III. $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$IV....

The spin only magnetic moments of the complexes $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-}$ and $\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}$ are respectively.

\(\text { Match the following. }\)

Arrange the following in order of increasing number of unpaired electrons in them
i. $\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}$
ii. $\left[\mathrm{MnCl}_6\right]^{3-}$
iii. $\left[\mathrm{FeF}_6\right]^{3-}$
iv. $\left[\mathrm{Co}\left(...

The homoleptic complex in the following is

Identify the species, which does not exist?

An element '\(X\)' with the atomic number 13 forms a complex of the type \([\mathrm{XCl}(\mathrm{H}_2 \mathrm{O})_5]^{2+}\). The covalency and oxidation state of \(X\) in it are respectively

Which of the following is correct related to the colours of \(\mathrm{TiCl}_3(X)\) and \(\left[\mathrm{Ti}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right] \mathrm{Cl}_3(Y)\) ?

The crystal field theory is successful in explaining which of the following?
I. Ligands as point charges.
II. Formation and structures of complexes.
III. Colour.
IV. Magnetic properties.
V. Covalent character of metal-ligand bonding.

Which of the following complexes formed by nickel is tetrahedral and paramagnetic?

Potassium cyanide is made alkaline with
NaOH and boiled with thiosulphate ions.
The solution is cooled and acidified with HCl
and this solution with iron (III) chloride
produces

\(\mathrm{AlF}_3\) is soluble in HF only in the presence of KF due to formation of

What is coordination number of the metal in \(\mathrm{{[Co{(en)_2}C{l_2}]^{2 + }}}\) ?