Subject isotope
Predicate become
Object unstable
Modality
Modality Occurrences
Polarity POSITIVE
Plausibility 0.9784
Neighborhood Sigma 0.9789
Local Sigma 0.9926
Example Sentences
Sentence Occurrences Source
isotopes become unstable 6 Google Autocomplete, Answers.com Questions
an isotope become unstable 1 Google Autocomplete