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 Water?
⚠Dangerous. Always add acid to water, never the reverse.
water
Water
CAS 7732-18-5
What happens
Adding water to concentrated H2SO4 causes the water to flash boil at the interface, spitting acid out of the vessel.
Reaction products
- Diluted sulfuric acid
If contact happens
Slowly pour acid into a large excess of water while stirring, keep the container in an ice bath.
Other common mixtures
Bleach (sodium hypochlorite) + Ammonia☠Bleach (sodium hypochlorite) + Vinegar (acetic acid)☠Bleach (sodium hypochlorite) + Hydrochloric acid☠Bleach (sodium hypochlorite) + Isopropyl alcohol⚠Bleach (sodium hypochlorite) + Ethanol⚠Bleach (sodium hypochlorite) + Hydrogen peroxide⚠Bleach (sodium hypochlorite) + Acetone⚠Hydrochloric acid + Sodium hydroxide!Sulfuric acid + Sodium hydroxide⚠
See all 35 mixtures →Educational summary based on public NIOSH, OSHA and CAMEO Chemicals data. Always consult the official Safety Data Sheet before handling.