Ethylenediaminetetraacetic Acid (EDTA) Is The Antidote For Lead Poisoning. It Is Administered In The Form Of 

Mn²⁺ forms a complex with Br^– ion. The magnetic moment of the complex is 5.92 B.M. What would be the probable formula and geometry of the complex? 

How many isomers are possible for the complex ion [Cr(NH₃)(OH)₂Cl₃]^2–

A complex of certain metal has the magnetic moment of 4.91 BM whereas another complex of the same metal with same oxidation state has zero magnetic moment. The metal ion could be

The EAN of metal atoms in Fe(NO)₂(CO)₂ and Co₂(CO)₈ respectively are

The value of x in H_xCr(CO)₅ is

Following Sidwick’s rule of EAN, Co₂(CO)_x will be

In the reactions  

two isomers of the product are obtained. The initial complex is

On treatment of [Ni(NH₃)₄]²⁺ with concentrated HCl, two compounds I and II having the same formula, Ni(NH₃)₂Cl₂ are obtained. I can be converted into II by boiling with dilute HCl. A solution of I reacts with oxalic acid to form [Ni(NH₃)₂(C₂O₄) whereas II does not react. Point out the correct statement of the following

The aqueous 0.01 m of [Co(NH_3/6]₂ [Co(NH₃)(NO₂)₅]₃ is expected to have the depression of freezing point (K_f for water = 1.86 K/m)

Which of the following ions are expected to be paramagnetic to the same extent? 

I. [FeF₆]^3–                              II. [MnCl₄]^2–

III. [NiCl₄]^2–