MCQ
Which of the following compounds are diprotic
- A${H_2}P{O_5}$
- B${H_2}S$
- C$HCl{O_3}$
- ✓$(a)$ and $(b)$ both
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column $I$ | Column $II$ |
| $(A)$ Silica gel | $(i)$ Transistor |
| $(B)$ Silicon | $(ii)$ Ion-exchanger |
| $(C)$ Silicone | $(iii)$ Drying agent |
| $(D)$ Silicate | $(iv)$ Sealant |