mercuric oxide

noun

, Chemistry.

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.

mercuric oxide

a soluble poisonous substance existing in red and yellow powdered forms: used as pigments. Formula: HgO Systematic namemercury(II) oxide

Redissolve the precipitate in nitric acid, and boil the solution with mercuric oxide, which does not precipitate the ferric oxide.

Substances which burn with difficulty may be mixed with mercuric oxide in addition to copper oxide.

Chlorine monoxide results on passing chlorine over dry precipitated mercuric oxide.

The molecule of mercuric oxide and the atom of oxygen which it contains have the ratio 216: 16.

The relative weight of the mercuric oxide molecule must therefore be the sum of these, or 216.

April 23, 2024inveterate

[in-vet-er-it ]

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