Qualitative Analysis
- Created by: FernBamford
- Created on: 23-04-15 10:34
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- Qualitative Analysis
- Positive Ions
- Flame Test
- Li+
- Crimson
- Na+
- Yellow
- K+
- Lilac
- Ca2+
- Brick Red
- Ba2+
- Green
- Cu2+
- Apple Green
- Dip metal loop in HCL, then distilled water, then substance in flame
- Li+
- Sodium Hydroxide
- Cu2+
- Blue ppt
- Fe2+
- Green ppt
- Fe3+
- Brown ppt
- Al3+
- White ppt, in excess NaOH
- Mg2+
- White ppt
- Add NaOH, then again if no ppt
- Cu2+
- Flame Test
- Negative Ions
- Carbonate Ions
- Carbon Dioxide will be released
- Bubble through Limewater
- Goes Cloudy
- Bubble through Limewater
- Dilute acids + metal carbonates
- -> salt + CO2 + H2O
- Carbon Dioxide will be released
- Halide Ions
- Add dilute Nitric Acid HNO3 + Silver Nitrate AgNO3
- Chloride
- White ppt
- Bromide
- Cream ppt
- Iodide
- Yellow ppt
- Sulphate Ions
- Add HCL + BaCl2
- SO42-
- White ppt
- Carbonate Ions
- Positive Ions
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