Educational summary of documented chemical interactions. Do NOT attempt any of these mixtures. If an accidental mix occurs, evacuate, ventilate, and call emergency services. Terms of use.

Chemical mixture

Can you mix Sulfuric acid and Potassium permanganate?

Dangerous. Forms Mn2O7, shock and heat sensitive explosive.
acid
Sulfuric acid
CAS 7664-93-9
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oxidizer
Potassium permanganate
CAS 7722-64-7

What happens

Concentrated sulfuric acid dehydrates permanganate to Mn2O7, an oily green liquid that detonates above 55 C or on contact with organics.

Reaction products

  • Manganese heptoxide (Mn2O7)

If contact happens

Never combine concentrated H2SO4 with solid KMnO4. Use dilute solutions in tiny quantities behind a blast shield.

Other common mixtures

See all 35 mixtures →

Educational summary based on public NIOSH, OSHA and CAMEO Chemicals data. Always consult the official Safety Data Sheet before handling.