What is corrosion? Do gold ornaments corrode? Justify.

i.                     The slow process of decay or destructions of a metal due to the effect of air, moisture, acids, alkalies, or other chemicals on it is called corrosion or rusting of iron. Its chemical formula is Fe₂O₃.xH₂O.

ii.                    Ordinarily, gold ornaments do not get corroded.

iii.                  Gold is one of the least reactive metals. It does not react with air, moisture, sweat, or ordinary pollutants in air or water. Hence, it does not get corroded.