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Chemistry 3 Extracting Metals Core GCSE

Chloe Roberts

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C2 ion tests

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Flashcards on C2 ion tests, created by Lucy Sherburn on 31/05/2017.

Flashcards by Lucy Sherburn, updated more than 1 year ago

	Created by Lucy Sherburn about 8 years ago

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Resource summary

Question	Answer
Sodium (Na+)	Flame test: Yellow
Potassium (K+)	Flame test: Lilac
Calcium (Ca2+)	Flame test: Red
Copper (Cu2+)	Flame test: Green-blue
Carbonate ions (CO3 2-)	+Dilute acid Test gas given off with limewater Fizzes/bubbles Gas is CO2 - turns limewater milky
Chloride (Cl-)	+Dilute nitric acid Shake mixture +Silver nitrate solution White precipitate of silver chloride forms
Sulfate (SO4 2-)	+Dilute hydrochloric acid Shake mixture +Barium chloride solution White precipitate of barium sulfate forms

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