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A long snake-like shape of carbon formed during the experiment "Black snake" is a term that can refer to at least three similar types of fireworks: the Pharaoh's snake, the sugar snake, or a popular retail composition marketed under various product names but usually known as "black snake". The "Pharaoh's snake" or "Pharaoh's serpent" is the ...
A column of porous black graphite formed during the experiment. Carbon snake experiment. The carbon snake is a demonstration of the dehydration reaction of sugar by concentrated sulfuric acid. With concentrated sulfuric acid, granulated table sugar performs a degradation reaction which changes its form to a black solid-liquid mixture. [1]
Evidence for the first pure sample was presented in 1866 prepared by a chemist named Otto Hermes. [2] It is prepared by treating solutions containing mercury(II) and thiocyanate ions. The low solubility product of mercury thiocyanate causes it to precipitate from the solution. [3] Most syntheses are achieved by precipitation:
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Black snake (firework), a type of firework; Governor Blacksnake (1760–1859), a Seneca chief also known as Chainbreaker; Black Snake (Shawnee), a leader in the defeat of Colonel William Crawford's army during the Crawford expedition of 1782; Black Snake, made in 1973 and directed by Russ Meyer; Black Snake, Kentucky
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