Creado por Konrad O'Neill
hace más de 11 años
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Test for H- lighted splint goes out with a squeaky pop
Test for O- glowing splint lights
Test for CO2- limewater goes cloudy
Test for Cl- bleaches damp red and blue litmus paper
Test for NH3
-Smells of stale urine
-Made by heating an Ammonium coumpound with Sodium Hydroxide
-The only alkali gas
-IT TURNS RED LITMUS PAPER BLUE
Not many Cations give colours in a flame therefore we have to use a different test
Adding Sodium Hydroxide solution
we can identify 4 with this test
Iron(II) Sulphate-Dark Green Participate
Iron(III) Sulphate-Orange Participate
Copper Sulphate-Blue Particpate
Testing for Anions
Add dilute Nitric acid, followed by Silver Nitrate solution
Chloride Compound-White Percipitate
Bromide Compound-Cream Percipitate
Iodide Compound- Yellow Prcipitate