analysis - NOTES/ flame test

Testing ions by using flame test :
A flame test is used to show the presence of certain metal ions in a compound. A wire of platinum or nichrome is first dipped into a concentrated Hydrochloric acid and then held in a hot bunsen flame ,,this process should be done before testing any ion to clean the wire.
Test for some ions : (by using a flame test)
flame colour
ion
Red
Lithium / Li
Yellow-orange (strong yellow)
Sodium / Na
Orange-red (brick red)
Calcium / Ca
Pale green (apple green)
Barium / Ba
Lilac colour
Potassium / K
Blue-green
Copper / Cu