Topic 5- Cations testing ( not flame) Flashcards by George Henderson | Brainscape

Q

Fe2+

A

Add NaOH- Green ppt (Iron(II) hydroxide)

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Q

Fe3+

A

Add NAOH- Brown ppt (Iron(III) hydroxide)

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Q

Cu2+

A

Add NaOH- blue ppt ( Copper (II) hydroxide)

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Q

NH4+

A

Add NaOH- No ppt - warm - damp red litmus paper -> blue

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