1.NounThe amino radical, •NH2, the neutral form of the amide ion −NH2, regardable as the ammonia molecule with one of its hydrogen atoms removed.".; Chemical formulae:
NH
2
{\displaystyle {\ce {NH2}}}
,
⋅
NH
2
{\displaystyle {\ce {*NH2}}}
,
˙
NH
2
{\displaystyle {\ce {{\dot {}}NH2}}}
,
N
˙
H
2
{\displaystyle {\ce {{\dot {N}}H2}}}
,
NH
2
⋅
{\displaystyle {\ce {NH2*}}}
"