MCQOPTIONS
Saved Bookmarks
| 1. |
The correct statements among I to III regarding group 13 element oxides are,(I) Boron trioxide is acidic(II) Oxides of aluminium and gallium are amphoteric.(III) Oxides of indium and thallium are basic. |
| A. | (I) and (II) only |
| B. | (I), (II) and (III) |
| C. | (I) and (III) only |
| D. | (II) and (III) only |
| Answer» C. (I) and (III) only | |