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Colours in Chemistry

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Colours in Chemistry
@dannnialftrii
Ions
Colour
Gases
Colour
Copper
Blue
Hydrogen
Colourless
Iron (II)
Green
Oxygen
Colourless
Iron (III)
Brown
Carbon Dioxide
Colourless
Manganese (VII)
Purple
Ammonia
Colourless
Dichromate (VI)
Orange
Sulphur dioxide
Colourless
Bromine
Colourless
Hydrogen chloride
Colourless
Zinc
Colourless
Hydroxide
Colourless
Silver
Colourless
Nitrogen Dioxide
Brown
Chloride
Colourless
Bromine
Brown
Brown (Solution)
Purple (Vapor)
Yellowish green
Solution
Colour
Iodine
Magnesium Oxide
White
Chlorine
Copper(II) Oxide
Black
Copper(II) Sulphate
Blue
Iron(II) Sulphate
Green
Zinc Sulphate
Colourless
Magnesium Sulphate
Colourless
Salt
Colour
(Solid)
Colour
(Solution)
Salts for Ca2+,
Mg2+, Al3+,
Pb2+, NH4+
White
Colourless
CuSO4 &
Cu(NO3)2
Blue
Blue
CuCl2
Green
Blue
FeSO4 /
Fe(NO3)2 / FeCl2
Green
Green
Fe2(SO4)3 /
Fe(NO3)3 / FeCl3
Brown
Yellow / Brown
CuCO3
Green
Insoluble
PbCl2
White
Insoluble
Salt
Colour of Solution
Cu2+
Blue
Fe2+
Green
Fe3+
Brown
Indicator
Colour in
acidic solution
Colour in
neutral
solution
Colour in
alkaline
solution
Litmus solution
Red
Purple
Blue
Methyl Orange
Red
Orange
Yellow
Methyl Red
Red
Orange
Yellow
Universal
Indicator
Red / Orange /
Yellow
Green
Blue / Purple
Phenolphtalein
Colourless
Colourless
Pink
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