Which of the following does not illustrate the anomalous properties of lithium?
A. The m.p. and b.p. of Li are comparatively high
B. Li forms a nitride `Li_(3)N` unlike group 1 metals
C. Li is much softer than the other I group metals
D. `Li^(+)` ion and its compounds are more heavily hydrated than those of the rest of the group
