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11 Cards in this Set
- Front
- Back
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Carbonates |
Dilute acid -> effervescence and CO2 |
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Halides |
Nitric acid to remove carbonates Silver nitrate -> chloride = white Bromide = cream Iodide = pale yellow (Silver halide) |
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Sulphates |
Dilute hydrochloric acid to remove carbonates Barium chloride solution -> white precipitate (barium Sulphate |
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Flame tests |
Nichrome wire loop, cleaned by being dipped in HCl and heated Hold loop in roaring blue flame |
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Lithium |
Crimson |
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Sodium |
Yellow |
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Potassium |
Lilac |
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Calcium |
Brick red |
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Barium |
Apple green |
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Sodium hydroxide |
White precipitate -> dissolves in excess = aluminium Otherwise magnesium (no colour flame) or calcium Coloured precipitate |
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NaOH coloured precipitates Copper 2 Iron 2 Iron 3 |
Light blue Light green Reddish brown |
