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lead dioxide
[ led ]
noun
, Chemistry.
- a brown crystalline compound, PbO 2 , toxic, insoluble in water and alcohol, soluble in glacial acetic acid: used as an oxidizing agent, in lead-acid batteries, and in analytical chemistry.
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Word History and Origins
Origin of lead dioxide1
First recorded in 1900–05
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Example Sentences
When acted on by nitric acid a brown residue of lead dioxide is left, nitrate of lead going into solution.
From Project Gutenberg
With water it forms a hydrate, and ultimately decomposes into lead dioxide and hydrochloric acid.
From Project Gutenberg
Ozonised air becomes deozonised when passed over cold manganese dioxide, silver dioxide, or lead dioxide.
From Project Gutenberg
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