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