MCQ
Oxygen has oxidation states of $ +2 $ in the
- A${H_2}{O_2}$
- B$C{O_2}$
- C${H_2}O$
- ✓$O{F_2}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Select correct statement from the following :
| Student | Readings | |
| | (i) | (ii) |
| A | 3.01 | 2.99 |
| B | 3.05 | 2.95 |