MEDIUM
12th West Bengal Board
IMPORTANT
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The colour of the coordination compounds depends on the crystal field splitting. What will be the correct order of absorption of the wavelength of light in the visible regions for the complexes:

CoNH363+, CoCN63-, CoH2O63-

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Important Questions on Coordination Compounds

MEDIUM
12th West Bengal Board
IMPORTANT
When 0.1 mol of CoCl3NH35 is treated with an excess of AgNO30.2 mol of AgCl are obtained. The conductivity of the solution will correspond to which of the following rations?
MEDIUM
12th West Bengal Board
IMPORTANT
When 1 mol of CrCl3.6H2O is treated with an excess of AgNO33 mol of AgCl are obtained. The formula of the complex is:
MEDIUM
12th West Bengal Board
IMPORTANT
The correct IUPAC name of PtNH32Cl2 is
MEDIUM
12th West Bengal Board
IMPORTANT
The stabilisation of coordination compounds due to chelation is called the chelate effect. Which of the following is the most stable complex species?
MEDIUM
12th West Bengal Board
IMPORTANT
Indicate the complex ion which shows geometrical isomerism.
MEDIUM
12th West Bengal Board
IMPORTANT
The crystal field stabilization energy for octahedral CoCl64- is 18,000 cm-1. The crystal field stabilization energy for tetrahedral CoCl42-, will be
MEDIUM
12th West Bengal Board
IMPORTANT
Due to the presence of ambidentate ligands coordination compounds show isomerism. Palladium complexes of the type PdC6H52SCN2 and PdC6H52NCS2 are:
EASY
12th West Bengal Board
IMPORTANT
The compounds CoSO4NH35Br and CoSO4NH35Cl represent: