Explain why ${{H}_{2}}$${{O}_{2}}$ cannot be stored for a long period?

hydrogen
cbse

#1

${{H}{2}}$${{O}{2}}$ is an unstable compound, which decomposes into water and oxygen, on keeping for a long time:

Rate of decomposition increases in presence of dust, organic tissues, light, rough surfaces etc. Hence it cannot be stored for prolonged periods.