MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following is/are the n-type semiconducting oxides? |
| A. | CdO<sub>2</sub> |
| B. | TiO<sub>2</sub> |
| C. | Al<sub>2</sub>O<sub>3</sub>, CdO<sub>2</sub>, and TiO<sub>2</sub> |
| D. | CoO |
| Answer» D. CoO | |