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Electro Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryElectro Chemistry1 Mark
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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