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O Level Chemistry Entrance Exam: Certification Test 165

Polarization Notes App & e-Book: MCQ 165

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MCQ: 165

Polarization occurs due to

  1. rapid dissolving of magnesium in dilute acid
  2. slow dissolving of magnesium in conc. Acid
  3. copper electrode gets covered with bubbles of hydrogen gas
  4. copper electrode gets covered with bubbles of ammonia gas

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