ferrate

American  

[fer-eyt] / ˈfɛr eɪt /

noun

Chemistry.

1. a salt of the hypothetical ferric acid, H 2 FeO 4 .

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ferrate British  

/ ˈfɛreɪt /

noun

1. a salt containing the divalent ion, FeO 4 ^2– . Ferrates are derivatives of the hypothetical acid H 2 FeO 4

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ferrate Scientific  

/ fĕr′āt′ /

1. A compound containing ferric oxide and another oxide. Ferrates are stable only in strongly alkaline conditions and impart a purple color to aqueous solutions.

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Etymology

Origin of ferrate

1850–55; < Latin ferr ( um ) iron + -ate ²

Example Sentences

For example, ferrate is used instead of ironate, plumbate instead leadate, and stannate instead of tinate.

From Textbooks • Feb. 14, 2019

The energy-efficient machine–called the Ferrator–cleans water using a substance called ferrate, a molecule that bonds to and neutralizes heavy metals, phosphates and bacteria.

From Forbes • Jun. 30, 2011

Produced by adding aqueous ferrate of potash to an excess of dilute solutions of baryta salts, has been described as carmine-coloured and permanent.

From Field's Chromatography or Treatise on Colours and Pigments as Used by Artists by Salter, Thomas