MCQOPTIONS
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| 1. |
Which of the following combinations undergoing polymerization give polysulphones? |
| A. | olefins and sulphur dioxide |
| B. | cycloolefins and metal sulphate |
| C. | olefins and sulphur trioxide |
| D. | vinyl monomer and sulphur ring |
| Answer» B. cycloolefins and metal sulphate | |