test for metal ions Flashcards
(5 cards)
1
Q
which alkaline is added in order to test for metal ions
A
sodium hydroxide
2
Q
what colour does copper (II) OR Cu2+ produce
A
blue precipitate
3
Q
what colour does iron (II) OR Fe2+ produce
A
green precipitate
4
Q
what colour does iron (III) OR Fe3+ produce
A
brown precipitate
5
Q
what colour does aluminium, calcium and magnesium produce
A
a white precipitate
