Sulfates (AQA GCSE Chemistry): Flashcards

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Sulfates
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Formula of sulphate ion

\ceSO42−\ce{SO4^2-}

Reagent used to test for sulphate ions

Barium chloride \ceBaCl2\ce{BaCl2}

Acid mixed with \ceBaCl2\ce{BaCl2} in sulphate test

Dilute hydrochloric acid (HCl)

Colour of precipitate in sulphate test

White

Name of precipitate in sulphate test

Barium sulphate

Formula of barium sulphate

\ceBaSO4\ce{BaSO4}

\ceSO42−+BaCl2−>\ce{SO4^2- + BaCl2 ->} ?

\ceBaSO4+2Cl−\ce{BaSO4 + 2Cl-}

White precipitate in sulphate test indicates

Presence of sulphate ions

What ions do sulphate ions displace?

Chloride ions

Formula of barium chloride

\ceBaCl2\ce{BaCl2}

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Identification of Common Gases

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