MCQOPTIONS
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MCQOPTIONS
| 1. |
In Sulfonating, which acid group is used? |
| A. | -OH |
| B. | -SO-OH |
| C. | -SO<sub>2</sub>-OH |
| D. | -SO<sub>3</sub>-OH |
| Answer» D. -SO<sub>3</sub>-OH | |