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Chemistry Forums for Students => Undergraduate General Chemistry Forum => Topic started by: abcc on October 01, 2006, 03:58:43 AM

Title: Should I reflux less time than recommended?
Post by: abcc on October 01, 2006, 03:58:43 AM

If the experiment need to take the reflux process for 30mins ,
what woud the effect be if take 20 mins only  ???

Title: Re: simpe question
Post by: Mitch on October 01, 2006, 04:42:19 AM

Lower yield.

Title: Re: simpe question
Post by: abcc on October 01, 2006, 04:46:51 AM

Quote from: Mitch on October 01, 2006, 04:42:19 AM

Lower yield.

Sorry ,
can you explain briefly ?

Title: Re: simpe question
Post by: Donaldson Tan on October 01, 2006, 05:56:44 AM

you get less products.

you also have more unreacted reagents left to seperate from your reaction mixture.

Title: Re: simpe question
Post by: abcc on October 01, 2006, 07:34:16 PM

Quote from: geodome on October 01, 2006, 05:56:44 AM

you get less products.

you also have more unreacted reagents left to seperate from your reaction mixture.

OK~
thanks