In which of the following cases a chemical reaction is possible?
- A$ZnSO_{4}(aq)$ is placed in a copper vessel
- B$AgNO_{3}$ solution is stirred with a copper spoon
- CConc. $HNO_{3}$ is stored in a platinum vessel
- Dgold ornaments are washed with dil. $HCl$
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View SolutionMatch List-$I$ with List-$II$:
List-$I$ (Applications) List-$II$ (Batteries/Cell) $A$. Transistors $I$. Anode $- Zn/Hg$; Cathode $- HgO + C$ $B$. Hearing aids $II$. Hydrogen fuel cell $C$. Inverters $III$. Anode $- Zn$; Cathode $- Carbon$ $D$. Apollo space ship $IV$. Anode $- Pb$; Cathode $- PbO_2$
Choose the correct answer from the options given below:
| List-$I$ (Applications) | List-$II$ (Batteries/Cell) |
|---|---|
| $A$. Transistors | $I$. Anode $- Zn/Hg$; Cathode $- HgO + C$ |
| $B$. Hearing aids | $II$. Hydrogen fuel cell |
| $C$. Inverters | $III$. Anode $- Zn$; Cathode $- Carbon$ |
| $D$. Apollo space ship | $IV$. Anode $- Pb$; Cathode $- PbO_2$ |
Choose the correct answer from the options given below:
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