Kimia/Fenolftalein
< Kimia
- Biasa digunakan untuk Titrasi
Perubahan warna saat titrasi
[sunting]| pH | <-1[1] | 0−8.3 | 8.3−10.0[2] | >10.0 |
|---|---|---|---|---|
| Kondisi | sangat asam | asam atau netral | basa | sangat basa |
| Warna | orange | bening | pink | bening |
| Foto |  |
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Soal
[sunting]Referensi
[sunting]- ↑ Wittke, Georg (1 March 1983). "Reactions of phenolphthalein at various pH values". Journal of Chemical Education 60 (3): 239. doi:. ISSN 0021-9584.
- ↑ Rathod, Balraj B.; Murthy, Sahana; Bandyopadhyay, Subhajit (20 February 2019). "Is this Solution Pink Enough? A Smartphone Tutor to Resolve the Eternal Question in Phenolphthalein-Based Titration". Journal of Chemical Education 96 (3): 486–494. doi:.