Make a Test Tube Thunderstorm!

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Uploaded by on Aug 20, 2009

In this cool science experiment we make a thunderstorm in a test tube using alcohol, sulfuric acid and potassium permanganate.

WARNING:This experiment is extremely dangerous as it involves corrosive acids and flammable liquids with a small, but not negligible, chance of a damaging explosion. Face shields, goggles, fire extinguishers and fire safety protocols must be present. This should only be attempted by an experienced chemist.

Just get a test tube of 95% alcohol and carefully pipette a layer in a bottom of sulfuric acid. Then drop in some potassium permanganate crystals.

The reaction of the permanganate and the sulfuric acid produce manganese heptoxide that explodes on contact with organic matter like the alcohol. This also works with acetone.

Website: http://www.nurdrage.com

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Uploader Comments (NurdRage)

  • u are correct. I suppose one could add anhydrous CuSO4, resulting in a rather unstable "pure" alcohol. Wouldn't last in normal ie. non-laboratory settings though. Surely cannot be bought and used in said experiment.

  • @ajmvanpeer actually you can buy anhydrous alcohol off the shelf pretty easily. i have 4L bottles of anhydrous ethanol that i use for various reactions. Its quite stable even after years of storage (as long as its in an airtight container).

  • pure alcohol does not exist freely.. look up azeotropes. 

  • @ajmvanpeer Azeotropes only apply to distillation of mixtures. But i can make pure alcohol pretty easily via chemical means.

Top Comments

  • hello, i want to play a little game

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All Comments (1,004)

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  • HAY im not a nerd!!!!! >:0

  • its like shake n bake meth! a pretty light show til it blows up in your face.

  • im really wanting to do this for my chemistry class project... would u mind telling me the molarity of the sulfuric acid?

  • Does this give out any sort of nasty gases?

  • @pikuorguk That's simply proof of a good time.

  • whoa i almost killed myself

  • Did anyone else skip the first 30 seconds of the video?

  • yea, u r really a terrorist, lol

  • How to become a terrorist

  • So if we threw this at someone it would work like a flashbang grenade? :D

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