arsenious

American  

[ahr-see-nee-uhs] / ɑrˈsi ni əs /

adjective

Chemistry.

1. arsenous.

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arsenious British  

/ ˈɑːsɪnəs, ɑːˈsiːnɪəs /

adjective

1. of or containing arsenic in the trivalent state

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Etymology

Origin of arsenious

arsen- + -ious

Example Sentences

After use oxidation may set in and weaken it, but it will not need to be strengthened so long as it tests not less than 0.175 per cent arsenious oxid.

From Special Report on Diseases of Cattle by United States. Bureau of Animal Industry

Externally, arsenious acid is a powerful caustic when applied to raw surfaces, though it has no action on the unbroken skin.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

It may be directly prepared by mixing boiling aqueous solutions of equal parts of crystallised verdigris and arsenious acid.

From Field's Chromatography or Treatise on Colours and Pigments as Used by Artists by Salter, Thomas

It is decomposed by water into arsenious and hydrofluoric acids, and absorbs ammonia forming the compound 2AsF3�5NH3.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

The only danger to be avoided is that of over-firing, which is produced by too great heat of a prolonged duration of firing, which causes the stannic and arsenious acids in the white to volatilize.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various