List of top Inorganic Chemistry Questions asked in GATE CY

The sum of bond orders of metal-metal bonds in \([\mathrm{Os_2Cl_8}]^{2-}\), \([\mathrm{Re_2Cl_8}]^{2-}\), \([\mathrm{W_2(NMe_2)_6}]\) and \([\mathrm{Mo(C_5H_5)(CO)_2}]_2\) is (in integer).

The sum of the number of \(\alpha\)-particles and \(\beta\)-particles emitted in the nuclear decay process, \(^{238}_{92}\mathrm{U} \rightarrow\, ^{206}_{82}\mathrm{Pb}\), is (in integer).

The correct statement(s) about enterobactin (ent) is(are)

The pair(s) of lanthanide ions whose ground state term symbols have same spin multiplicity \((2S+1)\) and orbital angular momentum \((L)\), but different spin-orbit coupling \((J)\) is(are)
(Given: Atomic number: \(\mathrm{Nd}=60\); \(\mathrm{Pm}=61\); \(\mathrm{Ho}=67\); \(\mathrm{Er}=68\))

The correct statement(s) about the structure of metal oxides is(are)

Consider the given pairs of complex ions. The correct pair(s) in which each complex ion exhibits three spin-allowed \(d\text{-}d\) transitions (excluding those arising due to distortions) is(are)

The structure of \(\mathrm{B_4H_{10}}\) is given below. Its styx number is:

The pair of complex ions that exhibits the slowest outer-sphere electron-exchange reaction at 25 \(^{\circ}\mathrm{C}\) is:

The correct electronic configuration of central metal ion in ferrocene with \(z\)-axis passing through the centre of two \(\mathrm{C_5H_5^-}\) rings and the metal ion is:

Consider the figure given below, where M is a metal and L is a monodentate ligand. The \(\sigma\)-bonding ligand group orbital (LGO) having same symmetry with \(d_{z^2}\) orbital of M in the octahedral coordination geometry is:

The interconversion of oxidation states of metal(s) observed in Wacker process is(are)

The correct statement(s) about Mossbauer spectroscopy of iron compounds is(are)

The correct statement(s) regarding plastocyanin is(are)

The species which follows the 18-electron rule is
(\(en = \mathrm{ethylenediamine}\))

According to molecular orbital theory, the correct ground state electronic configuration for \(\mathrm{[Co(NH_3)_6]^{3+}}\) ion is

The species that undergoes \(\beta\)-elimination is

The major product in the given reaction sequence is Q. The mass spectrum of Q shows
([M] = molecular ion peak)

The ground state of [Cr(H₂O)₆]²⁺ is

In aqueous solution of K₄[Fe(CN)₆], the allowed transition(s) is (are)

The complex(es) with distorted octahedral structure is (are)

¹H NMR spectrum of a mixture containing CH₃Br (x mol) and (CH₃)₃CBr (y mol) shows two singlets at 2.7 ppm and 1.8 ppm, with the relative ratio of 3:1 (integration value), respectively. The value of x/y is ______.
(rounded off to the nearest integer)

The order and the number of classes present in a group with the irreducible representations A₁, A₂, B₁, B₂, E₁, and E₂, are, respectively,

The reaction of XeF₂ with HN(SO₂F)₂ at 273 K in CF₂Cl₂ solvent yields

Among the following, the NMR active nucleus (nuclei) is (are)

Borax on treatment with NaOH and H₂O₂ forms X. The compound X on reaction with PhCN at 60 °C in methanol-water mixture gives Y as the major product. X and Y, respectively, are