( This ( ( causes ( each ( molecule ( to ( ( ( lose ( an electron ) ) , ) ( forming ( a ( ( positively charged ) ( molecular ion ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ causes) (NP (DT each) (NN molecule) (S (VP (TO to) (VP (VB lose) (NP (DT an) (NN electron)) (, ,) (S (VP (VBG forming) (NP (DT a) (ADJP (ADVP (RB positively)) (VBN charged)) (JJ molecular) (NN ion))))))))) (. .)))
This causes each molecule to lose an electron, forming a positively charged molecular ion.
(ROOT (S (S (NP (JJ Remember) (NNS electrons)) (VP (VBP are) (ADVP (RB negatively)) (VP (VBN charged)))) (, ,) (IN so) (S (NP (NP (NNS ions)) (PP (IN with) (NP (DT a) (JJ positive) (NN charge)))) (VP (VBP have) (VP (VBN lost) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN electron))))) (. .)))