[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray](https://indike.org/pramana/ins.science.ray-1956) › c40.s3.36 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c40.s3.36 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c40.s3.36 - **Language:** English ### [c40.s3.36](https://indike.org/pramana/ins.science.ray-1956.c40.s3.36) In Prasastapada’s view, these binary molecules are grouped by threes, fours, fives, etc. to form different isomeric modifications. The variety of Earth-substances is due to differences in the arrangements of the molecules (e.g., their greater or less density and, above all, their grouping or collocation), which account for the specific characters manifested by these isomeric substances. - [Previous: c40.s3.35](https://indike.org/pramana/ins.science.ray-1956.c40.s3.35) - [Next: c40.s3.37](https://indike.org/pramana/ins.science.ray-1956.c40.s3.37) - [Up: c40.s3](https://indike.org/pramana/ins.science.ray-1956.c40.s3) ## Cites (1) - [Padārthadharmasaṅgraha](https://indike.org/pramana/in.darsana.vaisesika.padarthadharmasangraha) — Praśastapāda, Sanskrit --- Source: [https://indike.org/pramana/ins.science.ray-1956.c40.s3.36](https://indike.org/pramana/ins.science.ray-1956.c40.s3.36) · Pramāṇa