( ( ( ( Molecular ( Attraction Understandings ) ) and ) ( ( Fundamental ( Concepts Groups ) ) ( of ( ( atoms ( covalently bonded ) ) ( in ( a molecule ) ) ) ) ) ) ( ( ( may ( in turn ) ) ( be ( attracted ( ( ( to ( similar molecules ) ) or ) ( to ions ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Molecular) (NNP Attraction) (NNP Understandings)) (CC and) (NP (NP (JJ Fundamental) (NNP Concepts) (NNS Groups)) (PP (IN of) (NP (NP (NNS atoms)) (ADJP (RB covalently) (JJ bonded)) (PP (IN in) (NP (DT a) (NN molecule))))))) (VP (MD may) (PP (IN in) (NP (NN turn))) (VP (VB be) (VP (VBN attracted) (PP (PP (TO to) (NP (JJ similar) (NNS molecules))) (CC or) (PP (TO to) (NP (NNS ions))))))) (. .)))
Molecular Attraction Understandings and Fundamental Concepts Groups of atoms covalently bonded in a molecule may in turn be attracted to similar molecules or to ions.
(ROOT (S (NP (DT A) (-LRB- -LRB-) (NN n) (-RRB- -RRB-) (NN chemical) (NN bond)) (VP (VBZ is) (NP (NP (DT a) (NN force)) (PP (IN of) (NP (NP (NN attraction)) (PP (IN between) (NP (NNS ions) (CC and) (NNS atoms))))))) (. .)))