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Identification of an Organic Unknown.
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- Words:
- 1579
- Submitted:
- Tue Jan 27 2004
... IDENTIFICATION OF AN ORGANIC UNKNOWN INTRODUCTION In this investigation I am going to get a number of unknown organic compounds to which I have to identify using a number of different chemical and physical techniques. Using the flowchart below I am going to carry out a number of simple chemical test. (1.TEST WITH UNIVERSAL INDICATOR) TURNS RED TURNS ANY OTHER COLOUR (2.TEST WITH BROMINE WATER) (3.TEST WITH 2,4 DNPH) (4.TEST WITH TOLLENS REAGENT) General safety procedures Always wear gloves and goggles when handling any unknown because some materials could be corrosive or an irritant. Be careful when disposing organic materials insure there is an organic waste beaker or bucket available. 1. Test unknown with Universal indicator PROCEDURE: Add several drops of the unknown substance to universal indicator inside a test tube using a pipette. OUTCOME: A colour change to red indicates either a carboxylic acid or phenol is present. Any other colour change shows alcohol,
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