[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D.](https://indike.org/pramana/ins.science.ray-1902) › v1.c18.s8.16 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c18.s8.16 A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c18.s8.16 - **Language:** English ### [v1.c18.s8.16](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s8.16) 2AuCl₃ + 6FeSO₄ = 2Au + 2Fe₂ (SO₄)₃ + Fe₂CL₆. The gold is precipitated as a fine, heavy, black powder and easily settles at the bottom. - [Previous: v1.c18.s8.15](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s8.15) - [Next: v1.c18.s8.17](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s8.17) - [Up: v1.c18.s8](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s8) --- Source: [https://indike.org/pramana/ins.science.ray-1902.v1.c18.s8.16](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s8.16) · Pramāṇa