( and ( ( ( neutrons , ) ( which ( have ( no ( electrical charge ) ) ) ) ) . ) )
(ROOT (FRAG (CC and) (NP (NP (NNS neutrons)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP have) (NP (DT no) (JJ electrical) (NN charge)))))) (. .)))
and neutrons, which have no electrical charge.
(ROOT (S (NP (DT A) (NN neutron)) (VP (VBZ has) (NP (ADJP (JJ neutral) (CC or) (DT no)) (NN charge))) (. .)))