Test for Cations
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11 Terms
What colour would a lithium flame turn?
Crimson
What colour would a sodium Flame turn?
Yellow
What colour would a Potassium flame turn?
Lilac
What colour would a calcium flame turn?
Orange-red
What colour would a copper flame turn?
green
What colour precipitate is formed when sodium hydroxide is added to a solution containing Copper (II) ions?
blue
What colour precipitate is formed when sodium hydroxide is added to a solution containing Calcium ions?
white
What colour precipitate is formed when sodium hydroxide is added to a solution containing iron (II) ions?
green
What colour precipitate is formed when sodium hydroxide is added to a solution containing Iron (III) ions?
brown
What colour precipitate is formed when sodium hydroxide is added to a solution containing aluminium ions?
white at first and then redissolves in excess NaOH to form a colourless solution
What colour precipitate is formed when sodium hydroxide is added to a solution containing Magnesium ions?
white