MEDIUM
NEET
IMPORTANT
Earn 100

The octahedral complex of a metal ion M3+ with four monodentate ligands L1, L2, L3 and L4 absorb wave lengths in the region of red, green, yellow and blue, respectively. The increasing order of ligand strength of the four ligands is :

66.67% studentsanswered this correctly

Important Questions on Coordination Compounds

MEDIUM
NEET
IMPORTANT

Which one of the following complexes shows optical isomerism?

(en = ethylenediamine)

HARD
NEET
IMPORTANT
On treatment of 100 mL of 0.1 M solution of CoCl3.6H2O with excess AgNO3 ; 1.2×1022 ions are precipitated. The complex is :
HARD
NEET
IMPORTANT
The oxidation states of Cr in [Cr(H2O)6]Cl3,[Cr(C6H6)2] andK2[Cr(CN)2O2O2NH3] respectively are:
EASY
NEET
IMPORTANT
The coordination number of Th in K4ThC2O44OH22 is:

C2O42-=Oxalato
MEDIUM
NEET
IMPORTANT
The IUPAC name of K2Cr(CN)2O2(O)2NH3 is
MEDIUM
NEET
IMPORTANT
Which one of the following high-spin complexes has the largest CFSE (Crystal field stabilization energy)
 
EASY
NEET
IMPORTANT
Which of the following statements is correct for complex CrNH3CN4NO2- given that n=1 ?
EASY
NEET
IMPORTANT
The coordination compounds have great importance in biological systems. In this context, which of the following statements is incorrect?