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Chemistry > Cation tests > Flashcards

Cation tests Flashcards

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1
Q

Aluminium

A

Sodium hydroxide - white ppt, soluable in excess, giving colourless solution

Ammonia - white ppt, insoluable in excess

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2
Q

Ammonium

A

Ammonia produced on warming

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3
Q

Calcium

A

Sodium hydroxide- white ppt, insoluable in excess

Ammonia- no ppt

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4
Q

Chromium (III)

A

Sodium hydroxide- green ppt, soluable in excess

Ammonia- grey-greeb ppt, insoluable in excess

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5
Q

Copper (II)

A

Sodium hydroxide- light blue ppt, insoluable in excess

Ammonia- light blue ppt, soluable in excess, giving fark blue solution

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6
Q

Iron (II)

A

Sodium hydroxide- green ppt, insoluable in excess

Ammonia- green ptt, insoluable in excess

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7
Q

Iron (III)

A

Sodium hydroxide- red brown ppt, insoluable in excess

Ammonia- red brown ppt, insoluable in excess

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Chemistry (6 decks)

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