Testing for Cations Flashcards
1
Q
What is the flame colour of lithium?
A
Scarlet (with pink tinge)
2
Q
What is the flame colour of sodium?
A
Yellow
3
Q
What is the flame colour of potassium?
A
Lilac
4
Q
What is the flame colour of copper?
A
Blue or green
5
Q
What is the flame colour of calcium?
A
Brick red
6
Q
What is the flame colour of strontium?
A
Red
7
Q
How do you clean the nichrome wire?
A
Dip it in concentrated hydrochloric acid and hold it in a Bunsen burner flame, then repeat until no colour is seen in the flame
8
Q
Which cation produces a yellow flame?
A
Sodium
