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lead dioxide

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EntityQ410749· pop 36· linked from 295 articles

lead dioxide

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Also known as lead(IV) oxide

chemical compound

Chemical data

Formula
O2Pb
Molecular weight
239 g/mol
IUPAC name
dioxolead
SMILES
O=[Pb]=O
InChIKey
YADSGOSSYOOKMP-UHFFFAOYSA-N
Polar surface area
34.1 Ų
H-bond donors
0
H-bond acceptors
2
Formal charge
0

via PubChem

~7 min read

Encyclopedic overview

Lead(IV) oxide, commonly known as lead dioxide, is an inorganic compound with the chemical formula PbO2. It is an oxide where lead is in an oxidation state of +4. It is a dark-brown or black solid which is insoluble in water and slightly soluble in concentrated nitric and sulfuric acids. It exists in two crystalline forms. It has several important applications in electrochemistry, in particular as the positive plate of lead acid batteries and as a relatively inexpensive anode in electrolysis reactions.

Properties

Excerpted from Wikipedia’s “lead dioxide” article, available under the CC BY-SA 4.0 licence.