[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.s5.3 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c18.s5.3 A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c18.s5.3 - **Language:** English ### [v1.c18.s5.3](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s5.3) First, the oxygen from the nitric acid oxidizes the hydrogen of the hydrochloric acid, thus :— HNO₃ + 2HCl = H₂O + HNO₂ + Cl₂ ... (i) - [Previous: v1.c18.s5.2](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s5.2) - [Next: v1.c18.s5.4](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s5.4) - [Up: v1.c18.s5](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s5) --- Source: [https://indike.org/pramana/ins.science.ray-1902.v1.c18.s5.3](https://indike.org/pramana/ins.science.ray-1902.v1.c18.s5.3) · Pramāṇa