Wednesday, June 8, 2011

Anions test

1) Carbonate ion test

Observation: Bubbles observed. Test for gas. When gas bubbled in limewater, white ppt formed in limewater.






2) Sulfate ion test

Observation: White ppt formed (barium sulfate)



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3) Chloride ion test

Observation: White ppt formed. (silver chloride)



4) Iodide ion test

Observation: yellow ppt formed. (silver iodide)



5) Nitrate ion test

Observation: Pungent gas evolved turned red litmus paper blue. Ammonia gas produced.

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