test for ions;flame tests Flashcards
1
Q
how can flame tests be used
A
psoitive ions in a solid sample
2
Q
what is the process of testign for postivie ions?
A
-dip nichrome wire into hcl
-dip wire into sample
-place above blue flame bunsen burner
-observe colour change
3
Q
what is the flam colour for lithium sodium and potassiun?
A
crimson, yellowe/orange, and lilac
4
Q
whats the flam colour for calcium?
A
brick red
5
Q
what is the colour flame for barium?
A
green
6
Q
what is the colour flame for copper?
A
green/blue
