mercuric oxide

mercuric oxide
noun
: a slightly water-soluble crystalline poisonous compound HgO known in two forms (1) a yellow finely divided powder obtained usually by precipitation from solutions of mercury chloride (sense b) and sodium hydroxide and used chiefly in medicine (as in antiseptic ointments), in antifouling paints, and in making other mercury compounds (2) a bright red coarse powder obtained by precipitation from hot solutions or by heating mercurous nitrate and used similarly to the yellow form and also in dry cells — called also mercury(II) oxide

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Chem.
a slightly crystalline, water-soluble, poisonous compound, HgO, occurring as a coarse, orange-red powder (red mercuric oxide) or as a fine, orange-yellow powder (yellow mercuric oxide): used chiefly as a pigment in paints and as an antiseptic in pharmaceuticals.

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mercuric oxide,
a yellow or orange-red powder which dissolves in acids, but not in water, used in the manufacture of mercury salts, pigments, paints, and pottery, and also in ointments for the treatment of parasitic skin diseases and eye diseases. Formula: HgO

Useful english dictionary. 2012.

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Look at other dictionaries:

  • mercuric oxide — n either of two forms of a slightly water soluble crystalline poisonous compound HgO: a) a yellow finely divided powder obtained usu. by precipitation from solutions of mercuric chloride and sodium hydroxide and used in antiseptic ointments b) a… …   Medical dictionary

  • mercuric oxide — n. a poisonous, red powder, HgO, used as an oxidizing agent and a chemical reagent and in the manufacture of pigment, cosmetics, batteries, etc …   English World dictionary

  • mercuric oxide — gyvsidabrio(II) oksidas statusas T sritis chemija formulė HgO atitikmenys: angl. yellow mercury oxide; mercuric oxide; mercury(II) oxide; red mercuric oxide rus. ртути окись; ртути(II) оксид …   Chemijos terminų aiškinamasis žodynas

  • mercuric oxide — Chem. a slightly crystalline, water soluble, poisonous compound, HgO, occurring as a coarse, orange red powder (red mercuric oxide) or as a fine, orange yellow powder (yellow mercuric oxide): used chiefly as a pigment in paints and as an… …   Universalium

  • mercuric oxide — /mɜˌkjurɪk ˈɒksaɪd/ (say mer.kyoohrik oksuyd) noun a soluble, poisonous solid, HgO, occurring as a red or yellow powder; used as a pigment and an antiseptic …  

  • red mercuric oxide — gyvsidabrio(II) oksidas statusas T sritis chemija formulė HgO atitikmenys: angl. yellow mercury oxide; mercuric oxide; mercury(II) oxide; red mercuric oxide rus. ртути окись; ртути(II) оксид …   Chemijos terminų aiškinamasis žodynas

  • red mercuric oxide. — See under mercuric oxide. * * * …   Universalium

  • yellow mercuric oxide. — See under mercuric oxide. * * * …   Universalium

  • red mercuric oxide. — See under mercuric oxide …   Useful english dictionary

  • yellow mercuric oxide. — See under mercuric oxide …   Useful english dictionary

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