19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
An excess of AgNO3 is added to 100 mL of a 0.01 M solution of dichlorotetraaquachromium (III) chloride. The number of moles of AgCl precipitated would be (NEET 2013)
The -bonded organometallic compound which has ethene as one of its component is [J&K CET]
Which one of the following is an outer orbital complex and exhibits paramagnetic behaviour? [CBSE AIPMT 2012]
The compound having tetrahedral geometry is
[Sc(H2O)6]3+ ion is
Among [Ni(CO)4], [Ni(CN)4]2– and [NiCl4]2–
The compound which does not show paramagnetism is
Which of the following complex ions/molecules of nickel is paramagnetic?
[Cr(H2O)6]Cl3 (atomic number of Cr = 24) has a magnetic moment of 3.83 B.M. The correct distribution of 3d electrons in the chromium present in the complex is:
Which of the following is diamagnetic?
Which of the following octahedral complex ions is diamagnetic?
Assign the hybridization, shape and magnetic moment of K3[Cu(CN)4]:
Which of the following complex ions is diamagnetic?
Which of the following complex ions is paramagnetic?
The structures of Ni(CO)4 and Ni(PPh3)2Cl2 are
The crystal field splitting energy for octahedral ( ) and tetrahedral ( t ) complexes is related as (a) t (b) t (c) t (d) t
Which of the following statements is correct?
The formation of the complex ion [Co(NH3)6]3+ involves sp3d2 hybridization of Co3+. Hence, the complex ion should possess
The hybridization states of the central atom in the complex ions [FeF6]3–, [Fe(H2O)6]3+ and [Ni(NH3)6]2+ are
The hybridization states of the central atom in the complexes Fe(CN)6 3–, Fe(CN)6 4– and CO(NO2)6 3– are
The magnitude of crystal field stabilization energy in tetrahedral complexes (CFSE of t ) is considerably less than that in the octahedral field because
Which one of the following has a square planar geometry? (At. no. Co = 27, Ni = 28, Fe = 26, Pt = 78)
The magnetic moment of a complex ion is 2.83 BM. The complex ion is
The value of magnetic moment for a complex ion is 1.73 BM. The complex. ion is
Among the following ions, which one has the highest paramagnetism?