( ( If ( there ( are ( ( the ( same number ) ) ( of ( ( ( electrons and ) protons ) ( in ( an atom ) ) ) ) ) ) ) ) ( , ( then ( ( the atom ) ( ( is ( said ( to ( have ( a ( neutral charge ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (EX there)) (VP (VBP are) (NP (NP (DT the) (JJ same) (NN number)) (PP (IN of) (NP (NP (NNS electrons) (CC and) (NNS protons)) (PP (IN in) (NP (DT an) (NN atom))))))))) (, ,) (ADVP (RB then)) (NP (DT the) (NN atom)) (VP (VBZ is) (VP (VBN said) (S (VP (TO to) (VP (VB have) (NP (DT a) (JJ neutral) (NN charge))))))) (. .)))
If there are the same number of electrons and protons in an atom, then the atom is said to have a neutral charge.
(ROOT (S (SBAR (IN Because) (S (NP (NNS atoms)) (VP (VBP have) (NP (NP (JJ equal) (NNS numbers)) (PP (IN of) (NP (NP (JJ positive) (NNS protons)) (CC and) (NP (JJ negative) (NNS electrons)))))))) (, ,) (NP (PRP they)) (VP (VBP possess) (NP (DT a) (JJ neutral) (NN charge))) (. .)))