MCQOPTIONS
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| 1. |
\[{{H}_{3}}P{{O}_{3}}\] is [CPMT 1977, 79, 94; NCERT 1981; MP PMT 1980] |
| A. | A tribasic acid |
| B. | A dibasic acid |
| C. | Neutral |
| D. | A monobasic acid |
| Answer» C. Neutral | |