As adjectives the difference between nonbounded and nonbonded
is that nonbounded is not bounded; unbounded while nonbonded is (chemistry) describing electron pairs that take no part in bonding.
nonbounded
English
Adjective
(-)
Not bounded; unbounded. nonbonded
English
Alternative forms
*non-bonded
Adjective
(-)
(chemistry) Describing electron pairs that take no part in bonding