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IGCSE Chemistry > Tests for anions: > Flashcards

Tests for anions: Flashcards

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1
Q

Carbonate test:

A

add a dilute acid to get a reaction and produce CO2
test CO2 using limewater

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2
Q

Chloride test:

A

add dilute nitric acid
add aqueous silver nitrate
white precipitate

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3
Q

Bromide test:

A

add dilute nitric acid
add aqueous silver nitrate
cream precipitate

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4
Q

Iodide test:

A

add dilute nitric acid
add aqueous silver nitrate
yellow precipitate

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5
Q

Nitrate test:

A

Add NaOH (aq) and aluminum foil then warm gently
test released gas- ammonia
turns red litmus paper blue

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6
Q

Sulfate test:

A

Add dilute nitric acid and barium nitrate
white precipitate formed (BaSO4)

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7
Q

Sulfite test:

A

Add dilute acid and warm gently
gas produced is a decolorizes purple potassium manganate (vii) solution

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IGCSE Chemistry (16 decks)

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