arsenic trisulfide

(redirected from Arsenic(III) sulfide)

arsenic trisulfide

[′ärs·ən·ik ‚tri′səl‚fīd]
(inorganic chemistry)
As2S3 An acidic compound in the form of yellow or red monoclinic crystals with a melting point at 300°C; occurs as the mineral orpiment; used as a pigment.
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