Flashcards
Analysing substances aqa C3.4 unit 3 triple science Gcse
Cards in this deck (15)
- 1What is the flame colour for potassium?Lilac
- 2What is the flame colour for calcium?Red
- 3What is the flame colour for lithium?Crimson
- 4What is the flame colour for sodium?Yellow
- 5what is the flame colour for Barium?Green
- 6Which ions give a white precipitate when reacted with sodium hydroxide?Aluminium, calcium, magnesium
- 7Which of the previous ion re-dissolves in excess sodium hydroxide?Aluminium
- 8What is the colour of copper's precipitate?Blue
- 9What clour is Fe(II)'s precipitate?Green
- 10What colour is Fe(III)'s precipitate?Brown
- 11How do we test for halide ions?Add Silver nitrate solution with nitric acid.
- 12What colour is a chloride precipitation?White
- 13What colour is a bromide precipitation?Cream
- 14What colour is an iodide precipitation?Yellow
- 15What is the test for sulphate ions?add barium chloride and dilute hydrochloric acid (white precipitation in the presence of sulphate ions)
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- Flashcards on Analysing substances aqa C3.4 unit 3 triple science Gcse, created by d s on 11/04/2015.
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