ferricyanic acid

fer·ri·cyanic acid | \¦feˌrī, ¦ferē+...-\

Definition of ferricyanic acid 

: a brown crystalline unstable acid H3Fe(CN)6 obtained by treating ferricyanides with strong acids

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First Known Use of ferricyanic acid

1842, in the meaning defined above

History and Etymology for ferricyanic acid

ferri- + cyanic

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The first known use of ferricyanic acid was in 1842

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