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Chemistry - paper 6 > Anions (tests) > Flashcards

Anions (tests) Flashcards

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1
Q

Carbonate

A

Add dilute acid

EFFERVESCENCE (CO2)

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2
Q

Chloride (in solution)

A

Acidify with dilute nitric acid
Add silver nitrate (aqueous)
WHITE PPT

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3
Q

Bromide (in solution)

A

Acidify with dilute nitric acid
Add silver nitrate (aqueous)
CREAM PPT

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4
Q

Iodide (in solution)

A

Acidify with dilute nitric acid
Add silver nitrate (aqueous)
YELLOW PPT

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5
Q

Nitrate (in solution)

A

Add aqueous sodium hydroxide
Add aluminium foil
Warm
AMMONIA PRODUCED

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6
Q

Sulfate (in solution)

A

Acidify
Add aqueous barium nitrate
WHITE PPT

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7
Q

Sulfite

Test for sulfur dioxide?

A

Add dilute hydrochloric acid
Warm gently
Test for sulfur dioxide:
Turns acidified aqueous potassium manganate(VII) from purple to colourless

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Chemistry - paper 6 (6 decks)

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