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chemistry qualitive ananlysis > cation tests > Flashcards

cation tests Flashcards

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1
Q

aluminium

A

white ppt, soluble in excess, colorless solution

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2
Q

ammonium

A

produce ammonia upon warming

–

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2
Q

calcium

A

white ppt, insoluble in excess

no ppt, or slight white ppt.

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2
Q

iron (II+)

A

green ppt, insoluble in excess, turns brown upon standing

green ppt, insoluble in excess, turns brown upon standing

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3
Q

choromium (III+)

A

green ppt, soluble in excess

green ppt, insoluble in excess

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3
Q

copper (II+)

A

light blue ppt, insoluble in excess

light ppt, soluble in excess, dark blue solution

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3
Q

iron (III+)

A

red-brown ppt, insoluble in excess

red-brown ppt, insoluble in excess

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3
Q

zinc (II+)

A

white ppt, soluble in excess, colorless solution

white ppt, soluble in excess, colorless solution

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chemistry qualitive ananlysis (4 decks)

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