( ( bonding ( of ( chlorocarbons ( to ( metal ions ) ) ) ) ) ; )
(ROOT (NP (NP (NN bonding)) (PP (IN of) (NP (NP (NNS chlorocarbons)) (PP (TO to) (NP (NN metal) (NNS ions))))) (: ;)))
bonding of chlorocarbons to metal ions;
(ROOT (S (NP (DT A) (JJ metallic) (NN bond)) (VP (VBZ is) (NP (NP (DT the) (NN force)) (PP (IN of) (NP (NP (NN attraction)) (PP (IN between) (NP (NP (DT a) (JJ positive) (NN metal) (NN ion)) (CC and) (NP (JJ valence) (NNS electrons)))))))) (. .)))