Chemistry - Ion Testing

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Describe the flame test.
collect some of the solution with a clean wire and place it under a hot flame (Bunsen burner)
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In a flame test, what colour flame does lithium produce?
crimson
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What produces a yellow flame?
sodium
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What flame does calcium produce?
orange-red
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what produces a lilac flame?
potassium
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what colour is produced by copper?
green
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some metal ions react with sodium hydroxide ions to form a c___ p___.
colored precipitate
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Describe how we can use sodium hydroxide to test for positive ions
add solution (e.g copper chloride) to test tube. use clean pipet to add sodium hydroxide. observe for colour change
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what colour would the metal ion copper (II) produce in this test?
blue
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what causes a green precipitate?
Iron (II)
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What colour would copper (III) be?
brown
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Other cards in this set

Card 2

Front

In a flame test, what colour flame does lithium produce?

Back

crimson

Card 3

Front

What produces a yellow flame?

Back

Preview of the front of card 3

Card 4

Front

What flame does calcium produce?

Back

Preview of the front of card 4

Card 5

Front

what produces a lilac flame?

Back

Preview of the front of card 5
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