Test For Cations Flashcards
1
Q
What flame does lithium create
A
Crimson-red
2
Q
What flame does sodium create
A
Yellow-orange
3
Q
What flame does potassium create
A
Lilac
4
Q
What flame does calcium create
A
Brick-red
5
Q
What are the test you can do for cations
A
- flame test
- sodium hydroxide added =
• colour change
• ammonia given of
6
Q
What substance is it if a blue colour forms
A
Copper(ll)
7
Q
What substance is it if a sludgy green is formed
A
Iron(ll)
8
Q
What substance is it if a reddish-brown is formed
A
Iron(lll)
9
Q
How can you see if ammonia is given off
A
Damp red litmus turns blue
