Calculate the 'spin only' magnetic moment of `M^(2+)(aq.)` ion. `(Z=27)`

Find the magnetic moment of Mn^(2+) ion.

What is the value of spin only magnetic moment of Fe^(2+) ion?

Find magnetic moment of Cr^2+ ion.

Find the magnetic moment of Cr^(3+) ion.

Find the magnetic moment value of Co^(2+)

Identify A and B in the given sequence of reaction. Also, write their IUPAC names and calculate spin only magnetic moment of B. Fe^(3+)("aq")overset("Excess of"SCN^(theta))rarr"Blood red colour (A)" overset("Excess of"F^(-))rarr"Colourless (B)"

Which ion has the lower magnetic moment ?