MCQOPTIONS
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MCQOPTIONS
| 1. |
Free radicals are chemical species which have______________? |
| A. | Single unpaired electron in an outer orbit |
| B. | Single paired electron in an outer orbit |
| C. | Double unpaired electron in an outer orbit |
| D. | Double paired electron in an outer orbit |
| Answer» B. Single paired electron in an outer orbit | |