test for cations Flashcards
1
Q
what colour does lithium turn in a flame test
A
red
2
Q
what colour does soduim turn in a flame test
A
yellow
3
Q
what colour does potasium turn in a flame test
A
lilac
4
Q
what colour does calcium turn in a flame test
A
orange-red
5
Q
what colour does copper turn in a flame test
A
blue-green
6
Q
what colour precipitate is copper(ll)
A
blue
7
Q
what do you add to get a precipitate
A
hydroxide
8
Q
what colour precipitate is iron(ll)
A
sludgy green
9
Q
what colour precipitate is iron(lll)
A
reddish brown
