6) the mineral, whose formula is nis(aso4)2 8h20, can be classified as a/n): (a) arsenide (b) sulfate (c) arsenite (d) nitrate (e) arsenate

(e) arsenate

Explanation:  

Arsenate -

arsenate are the chemical compound , that contains the arsenate ion , of formula , AsO₄³⁻  . The valency of the the arsenic atom in the ion is 5 , and has a pentavalent structure .

From the given compound in the question , the compound have an arsenate ion , hence it belongs to the Arsenate family .

brave new world, aldous huxley (1932)

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