Question

Which is not a π-acceptor ligand?

Solution

Correct option is

NO+

NO+ is not a π-acceptor ligand, because in it nitrogen atom has no vacant orbital to accommodate electron pair form the central metal atom.

SIMILAR QUESTIONS

Q1

Which of the following is a high spin complex ion?

Q2

Which of the following is a spin paired complex ion?

Q3

Which of the following complexes does not show the geometric isomerism?

Q4

The ion  is expected to have x isomers. x is

Q5

 

Which method can be used to distinguish

[Co(NH3)6][Cr(NO2)6] and [Cr(NH3)6][Co(NO2)6]

Q6

Select the complex that involves outer hybridization of central metal ion.

Q7

A complex containing Mn2+ and Br ion was found to have a magnetic moment of 5.92 BM. The probable formula and geometry of the complex is most likely to be :

Q8

 

A solution of ‘X’ containing 0.02 mole of ‘X’ per litre is mixed with another solution, a solution of ‘Y’ containing 0.02 mole of ‘Y’ per litre. 

     1 L of mixture solution + AgBO3 → ‘A’ ↓ 

     1 L of mixture solution + Excess BaCl2 → ‘B’↓  

If  ‘X’ is [Co(NH3)5SO4]Br, and    

     ‘Y’ is [Co(NH3)5Br]SO4,

then the number of moles of ‘A’ and ‘B’ obtained are, respectively

Q9

The splitting of degenerate d-orbitals in the formation of certain complex was observed as shown below

                                 

This type of splitting of d-orbitals occurs in the formation of

Q10

A complex of a certain metal ion has a magnetic moment of 4.90 B.M. Another complex of the same metal ion in the same oxidation state has a zero magnetic moment. Which of the following could be the central metal ion in the two complexes?