| Typicality: | 0.343 |
| Saliency: | 0.218 |
| upon combining with alkali metal bases | 4 | temporal |
| hydrogen sulfide → convert to → sodium hydrosulfide | 3 |
| hydrogen sulfide → convert to → sodium sulfide | 3 |
| negative | neutral | positive |
| 0.227 | 0.738 | 0.035 |
| Raw frequency | 6 |
| Normalized frequency | 0.218 |
| Modifier score | 0.500 |
| Perplexity | 18.182 |