MEDIUM
JEE Main
IMPORTANT
Earn 100

Given below are two statements :
Statement I: Mn(CN)63-,  Fe(CN)63- and CoC2O433- are d2sp3 hybridised.
Statement II : MnCl63- and FeF63- are paramagnetic and have 4 and 5 unpaired electrons, respectively. 

In the light of the above statements, choose the correct answer from the options given below:

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Important Questions on Coordination Compounds

EASY
JEE Main
IMPORTANT
3 moles of metal complex with formula Co(en)2Cl3 gives 3 moles of silver chloride on treatment with excess of silver nitrate. The secondary valency of Co in the complex is (Round off to the nearest integer)
MEDIUM
JEE Main
IMPORTANT
The number of geometrical isomers found in the metal complexes PtCl2NH32, Ni(CO)4, RuH2O3Cl3 and CoCl2NH34+ respectively, are:
MEDIUM
JEE Main
IMPORTANT
The number of geometrical isomers possible in triamminetrinitrocobalt (III) is X and in trioxalatochromate (III) is Y. Then the value of X+Y is ____.
EASY
JEE Main
IMPORTANT
The number of optical isomers possible for CrC2O433- is:
MEDIUM
JEE Main
IMPORTANT
1 mol of an octahedral metal complex with formula MCl3·2 L on reaction with excess of AgNO3 gives 1 mol of AgCl. The denticity of Ligand L is___________ (Integer answer)
MEDIUM
JEE Main
IMPORTANT

The number of stereo isomers possible for Coox2BrNH32- is __________.

[ox= oxalate]

EASY
JEE Main
IMPORTANT
Number of bridging CO ligands in Mn2CO10 is             
MEDIUM
JEE Main
IMPORTANT

Arrange the following Cobalt complexes in the order of increasing Crystal Field Stabilization Energy (CFSE) value.

Complexes: CoF63-A,CoH2O62+B,CoNH363+C and Co(en)33+D

Choose the correct option :