Qualification > Queries

m done with chem paper22...

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Chingoo:

--- Quote from: IGCSE nightmare on June 01, 2010, 10:14:39 am ---YES!
Please discuss
What is the black solid?

--- End quote ---

It is carbon from reaction of H2SO4 and Propan-1-ol.
http://www.chemguide.co.uk/organicprops/alcohols/dehydration.html

aldehyde1612:
darn...  :-\ i dont think i got that one.

what about the rest of that question... anyone remember?? something about why you remove it from water...???
oh. and why the thing turns black??

IGCSE nightmare:

--- Quote from: Chingoo on June 01, 2010, 10:23:36 am ---It is carbon from reaction of H2SO4 and Propan-1-ol.
http://www.chemguide.co.uk/organicprops/alcohols/dehydration.html

--- End quote ---

Nid404 said that it was CuO and she was quite sure about that!

Chingoo:

--- Quote from: IGCSE nightmare on June 01, 2010, 10:30:59 am ---Nid404 said that it was CuO and she was quite sure about that!

--- End quote ---

Okay. =P Do you think it matters now? No one can change our answers now. Just work hard for P1 instead. =D

XaM!!:
I also wote Copper oxide...

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