arsenous acid

Chemical Properties

exists only in solution; is a weak acid, K=8×10?16; structure: HO(OH)AsOH; preparation: 1 g As2O3, 5mL dilute HCl, dilute to 100mL with H2O; uses: for skin and blood disorders in animals [MER06] [KIR78]

Uses

Pesticides.

Definition

ChEBI: Arsenous acid is an arsenic oxoacid consisting of three hydroxy groups attached to a central arsenic atom. It is a conjugate acid of an arsenite(1-).

Hazard

Corrosive to tissues; carcinogen; poisonous.