[问答题]
Iron is a magnetic el; x:++mg xunc)-6+(lhq)p bkk ofcgs w4io,, b6 :bt h d9cdldz.qdz.wuyh6v+ement in the first row of the $d$-block.
1.State two characteristic properties other than magnetism that allow iron to be classified as a transition metal.
2.State the full electron configuration for an iron atom.
3.Suggest why iron is more magnetic than scandium.