A) The melting point and boiling point of\[~Li\] are comparatively high
B) \[~Li\] is much softer than the other group I metals
C) \[~Li\] forms a nitride \[~L{{i}_{3}}N\] unlike group I metals
D) The ion of \[~Li\] and its compounds are more heavily hydrated than those of the rest of the group
Correct Answer: B
Solution :
[b] Actually \[Li\] is harder than other alkali metals.
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