Flame Tests:
element - color
Cu - green
Li - red
K - violet
Sr - scarlet red
Na - yellow
Ca - orange-red
Ba - yellow-green
Cs - deep violet
silver chloride - white
silver sulfide - black
lead (II) chloride - yellow
mercury (I) chloride - white
lead (II) chromate - yellow
mercury (II) oxide - black
aluminum hydroxide - white
iron (III) thiocyanate - blood red
copper(II) hydroxide - light blue
copper ammonia complex - thick dark blue
Halogens
bromine - brown solid
iodine - pink solid
Gases:
Cl2 - greenish yellow
I2 - purple
NO2 - colorless
N2O4 - brown