MCQ
The electrolyte used in Mercury button cell is ………….
- ✓Paste of kOH and ZnO
- B$CuSO _4+ ZnSO _4$
- C$NaCl + MgCl _2$
- D$NH _4 Cl + ZnCl _2$
✓
Answer
Correct option: A.
Paste of kOH and ZnO
Paste of $kOH$ and $ZnO$
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