MCQOPTIONS
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| 1. |
An element A dissolves both in acid and alkali. It is an example of [NCERT 1972] |
| A. | Allotropic nature of A |
| B. | Dimorphic nature of A |
| C. | Amorphous nature of A |
| D. | Amphoteric nature of A |
| Answer» E. | |