Arsenic acid
a white, crystalline, water-soluble powder, h 3 aso 4 ⋅½h 2 o, used chiefly in the manufacture of -rs-nates.
historical examples
-rs-nic acid (aso5) is a white m-ss, which readily absorbs moisture and dissolves.
a system of instruction in the practical use of the blowpipe anonymous
noun
a white poisonous soluble crystalline solid used in the manufacture of -rs-nates and insecticides. formula: h3aso4
-rs-nic acid ar·sen·ic acid (är-sěn’ĭk)
n.
a poisonous, white, translucent crystalline compound used to manufacture medical -rs-nates.
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- Arsenic disulfide
an orange-red, water-insoluble, poisonous powder, as 4 s 4 , as 2 s 2 , or -ss, used chiefly in the manufacture of fireworks.
- Arsenic hour
noun the time of day when both children and parents have come home but dinner has not yet been served, seen as being difficult due to everyone being tired and hungry examples ‘-rs-nic hour’ was first used as a play on the words of henry wadsworth longfellow’s poem “the children’s hour.”
- Arsenic trichloride
a colorless or yellow, oily, poisonous liquid, ascl 3 , used chiefly as an intermediate in the manufacture of organic -rs-nicals.
- Arsenic trioxide
a white, tasteless, amorphous, slightly water-soluble, poisonous powder, as 2 o 3 , used chiefly in the manufacture of pigments and gl-ss and as an insecticide or weed-killer; -rs-nous acid. noun a white poisonous powder used in the manufacture of gl-ss and as an insecticide, rat poison, and weedkiller. formula: as2o3 also called -rs-nic
- Arsenic trisulfide
a yellow or red crystalline substance, as 2 s 3 , occurring in nature as the mineral orpiment, and used as a pigment (king’s yellow) and in pyrotechnics.