Archive for April 2011
Edexcel have replied to my enquiries (mid April 2011)
Posted by: intechemistry on: April 24, 2011
http://intechemistry.wordpress.com/2011/04/20/even-more-qs-to-edexcel
George Facer Edexcel-as-Chemistry-Questions-Answers
Posted by: intechemistry on: April 23, 2011
Cool… Good Practice for you. Did you have this already? I think you might have had it as part of your sem 2 tests.
I found a George Facer U4 and U5 test with answers…
Posted by: intechemistry on: April 23, 2011
I don’t know if you already have this but if you didn’t…
I found the answers to the old Nelson Advanced series U5
Posted by: intechemistry on: April 23, 2011
This book was quite good – it was in some ways, an old syllabus forerunner to George Facers new syllabus books. But it didn’t contain answers I found a copy of the answers here for the U5 module. http://www.scribd.com/doc/6482796/Unit-5 Doubtless, you could find the answers for the other books too. Here are images of what [...]
Protected: U1,U4 and Synoptic A’s to Q’s Wed 20th – Fri 22nd April
Posted by: intechemistry on: April 23, 2011
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Even more Q’s to edexcel
Posted by: intechemistry on: April 20, 2011
I am glad they offer the chance for clarification. Below are the latest Q’s. Again, when I get the answers, I will post them here. . A few questions Q1 a) In ‘Edexcel A2 Chemistry’ By Fullick and McDuell, published by Pearson, on page 214, the reduction of 4-nitrophenol into 4-aminophenol, it is shown to [...]
Protected: In class U2 and U5 test 18-19 Apr 2011
Posted by: intechemistry on: April 19, 2011
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Recrystallisation: Cool slowly or quickly?
Posted by: intechemistry on: April 19, 2011
Chui Lim spotted an error on 3B in the Edexcel Specimen paper. The error was it mentions when doing recrystallisation, cooling quickly is better than cooling slowly. This is wrong. Here’s a quick and simple visual aid: http://orgchem.colorado.edu/hndbksupport/cryst/crystdiag.html If you Google: recrystallisation is it better to cool slowly you will see the number of [...]
U5 ‘Spot Test’ answers
Posted by: intechemistry on: April 17, 2011
This is for the spot test I gave you on Thursday 14th April (last week). P.S. Answers, not mark scheme! U5 End of Semester Exam for ALM9, ALG12 and ALED 6A – ANSWERS – 12 Nov 2009 colour of [Ni(NH3)6]2+ corrected, and overall redox electrochemistry equation. Thanks Alia
U1, U2, U3B, U6B Trial exam mark scheme
Posted by: intechemistry on: April 13, 2011
There was the occasional change made to the m.s.’s I don’t think we have time to spend on all the trial papers so here’s the remaining m.s.’s. U1 Answers U2 Answers Unit 3B Trial Unit 6B Trial
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