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Electrochemistry — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryElectrochemistry1 Mark
MCQ
Which metals does not corrode easily?
  • A
    Gold
  • B
    Iron
  • C
    Aluminium
  • D
    Zinc
✓

Answer

  1. Gold

Explanation:

In the activity series, metals are on the top of the series react and corrode easily as these metals are highly reactive like iron corrodes easily in the presence of water and air forming its oxide layer while metals present at the bottom are least reactive and do not corrode easily like gold, silver and platinum are some of them.

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