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Turn damp red litmus paper blue
Test for ammonia
Turn litmus paper bleached white
Test for chlorine
Turns limewater milky
Test for carbon dioxide
Pops with a lighted splint
Test for hydrogen
Relight glowing splint
Test for oxygen
Turn potassium manganate(VII) from purple to colorless
Test for sulfur dioxide
Red
Flame test of litmus ion
Yellow
Flame test of sodium ion
Lilac
Flame test of potassium
Orange-red
Flame test of my calcium
Light-green
Flame test of barium
Blue-green
Flame test of copper(II) ion