Lead dioxide
Properties
- Molecular formula
- PbO2
- Molar mass
- 239.20 g/mol
- Exact mass
- 239.9665 Da
- Density
- 9.38 g/mL
- Melting point
- 290 °C (decomposes)
- Water solubility
- insoluble
- logP
- -0.62Crippen estimate
- Polar surface area
- 57.0 Ų
- H-bond donors / acceptors
- 0 / 0
- Rotatable bonds
- 0
Hazards
Danger
- H272 May intensify fire; oxidizer91.3% of notifiers
- H302+H332 Harmful if swallowed or if inhaled50.8% of notifiers
- H302 Harmful if swallowed100% of notifiers
- H332 Harmful if inhaled100% of notifiers
- H360 May damage fertility or the unborn child49.2% of notifiers
- H360Df May damage the unborn child; Suspected of damaging fertility50.8% of notifiers
- H373 May causes damage to organs through prolonged or repeated exposure93% of notifiers
- H400 Very toxic to aquatic life99.2% of notifiers
- H410 Very toxic to aquatic life with long lasting effects100% of notifiers
Aggregated from 242 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.
Precautionary statements
P203, P210, P220, P260, P261, P264, P270, P271, P273, P280, P301+P317, P304+P340, P317, P318, P319, P330, P370+P378, P391, P405, P501
Identifiers
CAS number
1309-60-0SMILES
O=[Pb]=OInChIKey
YADSGOSSYOOKMP-UHFFFAOYSA-NInChI
InChI=1S/2O.PbCharacterization data
Calculated from the structure, in the form journals print them.
[M + H]+
[M + H]+ Calcd for HO2Pb 240.9738[M + Na]+
[M + Na]+ Calcd for NaO2Pb 262.9557Weigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
11 names
- Lead oxide (PbO2)
- C.I. 77580
- Lead brown
- Lead oxide brown
- Lead peroxide
- Lead superoxide
- Lead peroxide (PbO2)
- Lead oxide
- Lead(IV) oxide
- Plumbic oxide
- Thiolead A