MCQOPTIONS
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| 1. |
\[{{P}_{2}}{{O}_{5}}\] is heated with water to give [CBSE PMT 1991; DPMT 2000] |
| A. | Hypophosphorus acid |
| B. | Orthophosphorus acid |
| C. | Hypophosphoric acid |
| D. | Orthophosphoric acid |
| Answer» E. | |