The Complex Ion Which Has No ‘d’ Electrons In The Central Metal Atoms Is

A compound contains 1.08 mol of Na, 0.539 mol of Cu and 2.16 mol of F. Its aqueous solution shows osmotic pressure which is three times that of urea having same molar concentration. The formula of the compound is :

When HgI₂ is added to excess of aqueous KI, mercury largely exists as

The solution of AgBr in presence of large excess of NH₃ contains mainly the cation

The molar ionic conductances of the octahedral complexes :

(i) PtCl₄.5NH₃                       (ii) PtCl₄.4NH₃

(iii) PtCl₄.3NH₃                     (iv) PtCl₄.2NH₃

Follow the order

On treatment of 100 ml of 0.1 M solution of the complex CrCl₃.6H₂O with excess of AgNO₃.4.305g of AgCl was obtained. The complex is

Which of the following species is not expected to be a ligand

EAN of the central metal in the complexes :

      K₂[Ni(CN₄].[Cu(NH₃)­₄]SO₄ and K₂[PtCl₆]

are respectively

Which of the following pair of complexes have the same EAN of the central metal atoms/ions?

The complexes that violates the Sidwicks’s rule of EAN is

In nitroprusside ion, the iron and NO exists as Fe(II) and rather than Fe(III) and NO. This can be established by