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chemistry: paper 2 > Tests for Stupid Precipitates > Flashcards

Tests for Stupid Precipitates Flashcards

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1
Q

Test for Carbonates

A

Add couple drops of dilute acid
Bubble through limewate
co2 released and solution becomes bubbly.

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2
Q

Test for Sulfate ions:

A

Few drops of dilute HCl and Barium Choride solution
WHITE PRECIPITATE

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3
Q

Test for Halides

A

To test for Halides:
Add few drops of dilute NITRIC ACID
Then SILVER NITRATE SOLUTION

Chloride: White
Bromide: Cream
Iodide: Yellow

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4
Q

Mnemonic for flame tests

A

LC COR PL SY CG

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5
Q

Mnemonic for other metal precipitate tests

A

CaW CuB FeG Fe3B Al MgW

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6
Q

Other precipitate colors:

A

Calcium 2 —> White
Copper 2 —> Blue
Iron 2 —> Green
Iron 3 —> Brown
Aluminium 3 —> Colorless
Magnesium 2 —> White

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chemistry: paper 2 (6 decks)

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