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What is this a test for?
OH functional group (of alcohols)
What are the observations?
steamy white fumes (of HCl gas evolve)
when damp blue litmus paper held over fumes it turns red (as HCl is an acidic gas)
What is the equation of the reaction of ethanol with PCl5?
What else can you do to test for an OH functional group?
react sample with sodium
releases hydrogen gas (if OH present)
when burnt hydrogen produces squeaky pop