Ferric acid

Ferric acid
Ferric Fer"ric, a. [L. ferrum iron: cf. F. ferrique. See {Ferrous}.] Pertaining to, derived from, or containing iron. Specifically (Chem.), denoting those compounds in which iron has a higher valence than in the ferrous compounds; as, ferric oxide; ferric acid. [1913 Webster]

{Ferric acid} (Chem.), an acid, {H2FeO4}, which is not known in the free state, but forms definite salts, analogous to the chromates and sulphates.

{Ferric oxide} (Chem.), sesquioxide of iron, {Fe2O3}; hematite. See {Hematite}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • ferric acid — iron based acid …   English contemporary dictionary

  • Ferric — Fer ric, a. [L. ferrum iron: cf. F. ferrique. See {Ferrous}.] Pertaining to, derived from, or containing iron. Specifically (Chem.), denoting those compounds in which iron has a higher valence than in the ferrous compounds; as, ferric oxide;… …   The Collaborative International Dictionary of English

  • Ferric oxide — Ferric Fer ric, a. [L. ferrum iron: cf. F. ferrique. See {Ferrous}.] Pertaining to, derived from, or containing iron. Specifically (Chem.), denoting those compounds in which iron has a higher valence than in the ferrous compounds; as, ferric… …   The Collaborative International Dictionary of English

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  • acid–base reaction — ▪ chemistry Introduction       a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …   Universalium

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  • Ferric sulphocyanate — Sulphocyanate Sul pho*cy a*nate, n. (Chem.) A salt of sulphocyanic acid; also called {thiocyanate}, and formerly inaccurately {sulphocyanide}. [1913 Webster] {Ferric sulphocyanate} (Chem.), a dark red crystalline substance usually obtained in a… …   The Collaborative International Dictionary of English

  • ferric hydroxide — A compound previously used, freshly prepared, as an antidote to arsenic poisoning. * * * ferric hydroxide n a hydrate Fe2O3·nH2O of ferric oxide that is capable of acting both as a base and as a weak acid …   Medical dictionary

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