9285510
Description
Flashcards by Maria Rizzotto, updated more than 1 year ago
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Created by Maria Rizzotto
almost 7 years ago
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| Question | Answer |
| Sodium (Na+) Flame test | Yellow |
| Potassium (K+) Flame test | Lilac |
| Calcium (Ca2+) Flame Test | Red |
| Copper (cu2+) | Green - blue |
| test for carbonate atoms (co3 2- ) | -add dilute acid -test the gas given off with limewater IF CARBONATE IONS ARE PRESENT -it will fizz or bubble when gas is given off -the gas will turn the lime water milky (showing co2 is present) |
| Test for Chloride Ions (Cl-) | - add dilute nitric acid -shake the mixture -add drops of silver nitrate IF CHLORIDE IONS ARE PRESENT -a white precipitate of silver chloride forms |
| Test for Sulfate ions (SO4 2-) | -add drops of hydrochloric acid -shake the mixture -add barium chloride IF SULPHATE IONS ARE PRESENT -a white precipitate of barium sulphate forms |
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