White precipitate of AgCl dissolves in aqueous ammonia solution due to formation of :

Match List – I with List – II

Select the option with correct property –

Match List I with List II

Choose the correct answer from the options given below...

Number of complexes which show optical isomerism among the following is $\_\_\_\_$
cis $-\left[\mathrm{Cr}(\mathrm{ox})_2 \mathrm{Cl}_2\right]^{3-},\left[\mathrm{Co}(\mathrm{en})_3\right]^{3+}$,
cis $-\left[\mathrm{Pt}(\mathrm{en})_2 \mathrm{Cl}_2\right]^{2+}$, cis $-\left[\mathrm{Co}(\mathrm{en})_2 \mathrm{Cl}_2\right]^{+}$,
trans $-\left[\mathrm{Pt}(\mathrm{en})_2 \mathrm{Cl}_2\right]^{2+}$, trans...

The coordination geometry around the manganese in decacarbonyldimanganese (0)

The oxidation number of iron in the compound formed during brown ring test for $\mathrm{NO}_3^{-}$ion is

The Spin only magnetic moment value of square planar complex $\left[\mathrm{Pt}\left(\mathrm{NH}_3\right)_2 \mathrm{Cl}\left(\mathrm{NH}_2 \mathrm{CH}_3\right)\right] \mathrm{Cl}$ is B.M. (Nearest integer)
(Given atomic number for $\mathrm{Pt}=78$ )

Identify from the following species in which $\mathrm{d}^2 \mathrm{sp}^3$ hybridization is shown by central atom:

A reagent which gives brilliant red precipitate with Nickel ions in basic medium is