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Electrolysis — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryElectrolysis1 Mark
MCQ
Which among the following cations will discharge with ease at cathode?
  • A
    $Na ^{+}$
  • ✓
    $Au ^{3+}$
  • C
    $Cu ^{2+}$
  • D
    $H ^{+}$
✓

Answer

Correct option: B.
$Au ^{3+}$

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