( ( ( This ratio ) ( of ( ions ( within ( the ( ionic compound ) ) ) ) ) ) ( ( is ( determined ( by ( ( the ( oxidation state ) ) ( of ( the ( ( cation and ) anion ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT This) (NN ratio)) (PP (IN of) (NP (NP (NNS ions)) (PP (IN within) (NP (DT the) (JJ ionic) (NN compound)))))) (VP (VBZ is) (VP (VBN determined) (PP (IN by) (NP (NP (DT the) (NN oxidation) (NN state)) (PP (IN of) (NP (DT the) (NN cation) (CC and) (NN anion))))))) (. .)))
This ratio of ions within the ionic compound is determined by the oxidation state of the cation and anion.
(ROOT (S (PP (IN In) (S (VP (VBG naming) (NP (JJ ternary) (NNS compounds))))) (, ,) (NP (DT the) (NN cation)) (VP (VBZ is) (VP (VBN stated) (ADVP (RB first)))) (. .)))