Testing for positive ions Flashcards by Joshua MASON

Q

Lithium flame test

A

Crimson

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Q

Sodium flame test

A

Yellow

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Q

Potassium flame test

A

Green

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Q

Copper flame test

A

Orange/red

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Q

Copper

Add sodium hydroxide

A

Blue precipitate

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Q

Calcium

Add sodium hydroxide

A

White precipitate

Does not dissolve when more NaOH added

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Q

Magnesium

Add sodium hydroxide

A

White precipitate

Does not dissolve when more added

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Q

Aluminium

Add sodium hydroxide

A

White precipitate

Dissolved when more added

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Q

Iron II

Add sodium hydroxide

A

Green precipitate

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Q

Iron III

A

Brown precipitate

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