lead arsenate

lead arsenate
noun
a poisonous white solid (Pb3[AsO4]2) used as an insecticide
• Hypernyms: ↑insecticide, ↑insect powder

* * *

\\ˈled-\ noun
: an arsenate of lead: as
a. : a crystalline acid salt PbHAsO4 made usually by reaction of lead monoxide with arsenic pentoxide and used as an insecticide; di-lead orthoarsenate — called also acid lead arsenate, standard lead arsenate
b. : a mixture of basic orthoarsenates of lead used as an insecticide especially on sensitive plants — called also basic lead arsenate

* * *

/led/, Chem.
a white, crystalline, water-insoluble, highly poisonous powder, PbHAsO4, used as an insecticide.
[1900-05]

* * *

lead arsenate «lehd»,
a poisonous white, crystalline compound used as an insecticide; arsenate of lead. Formula: Pb3(AsO4)2

Useful english dictionary. 2012.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • lead arsenate — n an arsenate of lead esp either of the two salts PbHAsO4 and Pb3(AsO4)2 formerly used as insecticides …   Medical dictionary

  • lead arsenate — n. a very poisonous, colorless, crystalline compound, Pb3 (AsO4) 2, used as an insecticide or herbicide …   English World dictionary

  • lead arsenate — lead′ ar′senate [[t]lɛd[/t]] n. chem. a white, crystalline, water insoluble, highly poisonous powder, PbHAsO4, used as an insecticide • Etymology: 1900–05 …   From formal English to slang

  • lead arsenate — noun Date: circa 1903 an arsenate of lead: as a. an acid salt PbHAsO4 used especially as an insecticide b. a neutral salt Pb3(AsO4)2 used especially as an insecticide …   New Collegiate Dictionary

  • lead arsenate — /lɛd ˈasəneɪt/ (say led ahsuhnayt) noun plumbous arsenate, Pb3– (AsO4)2, a very poisonous crystalline compound, used as an insecticide and fungicide …  

  • lead arsenate — /led/, Chem. a white, crystalline, water insoluble, highly poisonous powder, PbHAsO4, used as an insecticide. [1900 05] * * * …   Universalium

  • acid lead arsenate — noun see lead arsenate …   Useful english dictionary

  • basic lead arsenate — noun see lead arsenate …   Useful english dictionary

  • standard lead arsenate — noun see lead arsenate …   Useful english dictionary

  • Lead hydrogen arsenate — Lead hydrogen arsenate, also called lead arsenate, acid lead arsenate or LA, chemical formula PbHAsO4, is an inorganic insecticide used primarily against the potato beetle.ChemistryIt is usually produced using the following reaction:Pb(NO3)2( aq… …   Wikipedia

Share the article and excerpts

Direct link
… Do a right-click on the link above
and select “Copy Link”