colours Flashcards by Nitya K | Brainscape

Q

cu 2+ solution

A

sodium hydroxide

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Q

cu 2+ precipitate

A

copper hydroxide
blue

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Q

fe 2+ solution

A

sodium hydroxide

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Q

fe 2+ precipitate

A

iron 2 hydroxide
dirty green

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Q

fe 3+ solution

A

sodium hydroxide

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Q

fe3+ precipitate

A

iron 3 hydroxide
orange/brown

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Q

pb2+ solution

A

potassium iodide

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Q

pb2+ precipitate

A

lead iodide
bright yellow

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Q

cl- solution

A

silver nitrate

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Q

cl- precipitate

A

silver chloride
white

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Q

br- solution

A

silver nitrate

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Q

br- precipitate

A

silver bromide
cream

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Q

i- solution

A

silver nitrate

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Q

i- precipitate

A

silver iodide pale yellow

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Q

so4 2- solution

A

barium chloride

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Q

so4 2- precipitate

A

barium sulfate
white

Q

ammonia test

A

damp red litmus paper
turns blue

Q

hydroxide ions

A

red litmus paper turns blue