Subject	ammonium ion
Predicate	have
Object	positive charge
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.7115
Neighborhood Sigma	0.9427
Local Sigma	0.7116
Example Sentences	Sentence Occurrences Source ammonium ion have a positive charge 4 Google Autocomplete ammonium ions have positive charge 2 Answers.com Questions