Q59. A transition metal ' M ' among Sc, Ti, V, Cr, Mn and Fe has the highest second ionisation enthalpy. The spinonly magnetic moment value of $\mathrm { M } ^ { + }$ion is $\_\_\_\_$ . BM (Near integer) (Given atomic number $\mathrm { Sc } : 21 , \mathrm { Ti } : 22 , \mathrm {~V} : 23 , \mathrm { Cr } : 24 , \mathrm { Mn } : 25 , \mathrm { Fe } : 26$ )