ion tests Flashcards

1
Q

How to test for sulphates?

A

Add HCl, then add BaCl2

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2
Q

What is the observation for a positive sulphate test

A

white precipitate due to the BaSO4

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3
Q

Why should you add HCl when testing for sulphates?

A

To remove any carbonates that could give a false results

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