( ( The neutrons ) ( ( have ( ( ( a ( neutral charge ) ) , ) ( that ( ( is , ) ( they ( are ( neither ( ( positive nor ) negative ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS neutrons)) (VP (VBP have) (NP (NP (DT a) (JJ neutral) (NN charge)) (, ,) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (, ,) (SBAR (S (NP (PRP they)) (VP (VBP are) (ADJP (DT neither) (JJ positive) (CC nor) (JJ negative)))))))))) (. .)))
The neutrons have a neutral charge, that is, they are neither positive nor negative.
(ROOT (S (NP (DT A) (NN neutron)) (VP (VBZ has) (NP (ADJP (JJ neutral) (CC or) (DT no)) (NN charge))) (. .)))