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Why does h2o2 cannot be stored for prolonged periods

Answer» It is because of the reason that Hydrogen peroxide when kept for long time will under go auto-oxidation and releases oxygen and water. This process takes place slowly.2H2O2 → 2H2O + O2<br>H2O2 is very unstable and highly reactive. Its vapours are explosive in nature at normal temperature and pressures. It decomposes easily and can lead to hazardous reactions. Hence very high care should be taken for the long time storage of H2O2.It should be stored in cool, dry, well-ventilated area and away from any flammable or combustible substances. It should be stored in non-reactive containers. As it breaks down quickly when exposed to light, it should be stored in an opaque container (brown bottles).


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