Colour test experiments

Some common elements and their corresponding colors are:

Symbol	Name	Color	Image
Al	Aluminum	Silver-white, in very hot such as an electric arc, light blue
As	Arsenic	Blue
B	Boron	Bright green
Ba	Barium	Pale/Apple green
Be	Beryllium	White
Bi	Bismuth	Azure
Ca	Calcium	Orange
Cd	Cadmium	Brick red
Ce	Cerium	Blue
Co	Cobalt	Silver-white
Cr	Chromium	Silver-white
Cs	Caesium	Blue-Violet
Cu(I)	Copper(I)	Bluish-green
Cu(II)	Copper(II) (non-halide)	Green
Cu(II)	Copper(II) (halide)	Blue-green
Ge	Germanium	Pale blue
Fe(II)	Iron(II)	Gold, when very hot such as an electric arc, bright blue, or green turning to orange-brown
Fe(III)	Iron(III)	Orange-brown
Hf	Hafnium	White
Hg	Mercury	Red
In	Indium	Indigo/Blue
K	Potassium	Lilac
Li	Lithium	crimson red; invisible through green glass
Mg	Magnesium	(none), but for burning Mg metal Intense White
Mn (II)	Manganese (II)	Yellowish green
Mo	Molybdenum	Yellowish green
Na	Sodium	Intense yellow; invisible through cobalt blue glass
Nb	Niobium	Green or blue
Ni	Nickel	Silver-white (sometimes reported as colorless)
P	Phosphorus	Pale bluish green
Pb	Lead	Blue/white
Ra	Radium	Crimson red
Rb	Rubidium	Red-violet
Sb	Antimony	Pale green
Sc	Scandium	Orange
Se	Selenium	Azure blue
Sn	Tin	Blue-white
Sr	Strontium	Crimson to Scarlet, yellowish through green glass and violet through blue cobalt glass
Ta	Tantalum	Blue
Te	Tellurium	Pale green
Ti	Titanium	Silver-white
Tl	Thallium	Pure green
V	Vanadium	Yellowish Green
W	Tungsten	Green
Y	Yttrium	Carmine, Crimson, or Scarlet
Zn	Zinc	Colorless (sometimes reported as bluish-green)
Zr	Zirconium	Mild red