The number of unpaired electrons in `d^(6)`, low spin, octahedral complex is :

The number of unpaired electrons in d^(7) , low spin, octahedral complex is

Number of unpaired electrons in d^(4) low spin octahedral complex are

Which of the following system has maximum number of the unpaired electrons in an inner octahedral complex?

Which of the following system has maximum number of the unpaired electrons in an inner octahedral complex?

The difference in the number of unpaired electrons in Co^(2+) ion in its high - spin and low - spin octahedral complexes is -----

The difference in the number of unpaired electrons in Co^(2+) ion in its high - spin and low - spin octahedral complexes is -----

Draw qualitatively energy-level diagram showing d-orbital splitting in the octahedral environment. Predict the number of unpaired electrons in the complex [Fe(CN)_6]^(4-) . Is the complex diamagnetic or paramagnetic? Is it coloured? Explain.