19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The IUPAC name for [(CO)3Fe(CO)3 Fe(CO)3] is
The IUPAC name for [Be4O(CH3COO)6] is
The IUPAC name for [Pt(py)4] [PtCl4] is
The number of geometric isomers that can exist for square planar [Pt (Cl) (py) (NH3) (NH2OH)]+ is (py = pyridine):
For the square planar complex [M (a) (b) (c) (d)] (where, M = central metal and a, b, c and d are monodentate ligands), the number of possible geometrical isomers are
The total number of possible isomers of the complex compound [CuII(NH3)4][PtIICl4] is
Which of the following complex species is not expected to exhibit optical isomerism?
Which of the following does not show optical isomerism? (en = ethylenediammine)
The optically active coordination complex ion among the following is
Which of the following coordination compounds would exhibit optical isomerism?
Four transition metal octahedral complexes, (the choice given below) low spin electron configurations arises only for
Which of the following is not considered as an organometallic compound?
What is (are) number(s) of unpaired electrons in the square planar [Pt(CN)4]2– ion?
Match the list I and list II and pick the correct matching from the codes given below: List I List II (Complex) (Structure and magnetic moment) A. [Ag(NH3)2]+ 1. Square planar and 1.73 BM B. [Co(NH3)6]3+ 2. Linear and…
Match each set of hybrid orbitals from LIST-I with complex(es) given is LIST-II LIST-I LIST-II (P) dsp2 (1) [FeF6]4– (Q) sp3 (2) [Ti(H2O)3Cl3] (R) sp3d2 (3) [Cr(NH3)6]3+ (S) d2sp3 (4) [FeCl4]2– (5) Ni(CO)4 (6) [N…
Exhibits temperature dependent magnetic behaviour (paramagnetic/diamagnetic) the coordination geometries of Ni2+ in the paramagnetic and diamagnetic states are respectively
Which one of the following complex ions has geometrical isomers ?
Which one of the following has largest number of isomers? (R = alkyl group, en = ethylenediamine)
Which of the following has an optical isomer ?
Which of the following compounds shows optical isomerism ?
Among [NiCO)4], [NiCl4]2–, [Co(NH3)4Cl2] Cl, Na3 [CoF6], Na2O2 and CsO2, the total number of paramagnetic compounds is
In Fe(CO)5, the Fe – C bond possesses
Among [NiCO)4], [NiCl4]2–, [Co(NH3)4Cl2] Cl, Na3 [CoF6], Na2O2 and CsO2, the total number of paramagnetic compounds is
Consider the following complex ions, P, Q and R. P = [FeF6]3- , Q = [V(H2O)6]2+ and R = [Fe(H2O)6]2+ The correct order of the complex ions, according to their spin-only magnetic moment values (in BM) is
Among the following, the compound that is both paramagnetic and coloured is