MCQ
Which one is polar
- A$I_3^{-1}$
- B$CO_3^{-2}$
- C$XeF_4$
- ✓$PH_3$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
|
LIST $-I$ (Cell) |
LIST $-II$ (Use/Property/Reaction) |
|
$A$ Leclanche cell |
$I$ Converts energy of combustion into electrical energy |
| $B$ Ni-Cd cell | $II$ Does not involve any ion in solution and is used in hearing aids |
| $C$ Fuel cell | $III$ Rechargeable |
|
$D$ Mercury cell |
$IV$ Reaction at anode $\mathrm{Zn} \rightarrow \mathrm{Zn}^{2+}+2 \mathrm{e}^{-}$ |
Choose the correct answer from the options given below:
