Mercury(II) oxide
Properties
- Molecular formula
- HgO
- Molar mass
- 216.59 g/mol
- Exact mass
- 217.9656 Da
- Density
- 11.1 g/mL
- Melting point
- 500 °C (decomposes)
- logP
- -0.12Crippen estimate
- Polar surface area
- 28.5 Ų
- H-bond donors / acceptors
- 0 / 0
- Rotatable bonds
- 0
Hazards
Danger
- H300 Fatal if swallowed100% of notifiers
- H310 Fatal in contact with skin98.7% of notifiers
- H330 Fatal if inhaled100% of notifiers
- H373 May causes damage to organs through prolonged or repeated exposure100% of notifiers
- H400 Very toxic to aquatic life98.7% of notifiers
- H410 Very toxic to aquatic life with long lasting effects100% of notifiers
Aggregated from 78 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.
Precautionary statements
P260, P262, P264, P270, P271, P273, P280, P284, P301+P316, P302+P352, P304+P340, P316, P319, P320, P321, P330, P361+P364, P391, P403+P233, P405, P501
Identifiers
CAS number
21908-53-2SMILES
O=[Hg]InChIKey
UKWHYYKOEPRTIC-UHFFFAOYSA-NInChI
InChI=1S/Hg.OCharacterization data
Calculated from the structure, in the form journals print them.
[M + H]+
[M + H]+ Calcd for HHgO 218.9728[M + Na]+
[M + Na]+ Calcd for HgNaO 240.9548Weigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
13 names · show all
- Mercury oxide (HgO)
- Mercuric oxide
- Mercury monoxide
- Mercuric oxide (HgO)
- C.I. 77760
- Yellow mercuric oxide
- Mercury(2+) oxide
- Santar M
- Santar
- Red mercuric oxide
- Mercury oxide
- Yellow precipitate
- Red mercury oxide