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Edexcel A2 Chemistry Exams -6CH04 (14th June) and 6CH05 (22nd June) Discussion Thread

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Original post by smartsy
What did everyone get for the burning hydrocarbon MC?


i got c6h10
Original post by Tayeb
95.36% anyone?


Yesss!
Original post by smartsy
What did everyone get for the burning hydrocarbon MC?

C6H10
Reply 1983
Original post by nishofficial
Yesss!

Phew XD haha I thought I messed up the ionic equation before it.
What were your thoughts on the synthesis route?
@cobalt , what did you put for the two ions at then end? and also for the difference between the low resolution nmr , i put differnet chemical shifts ,hhowever coming out of the exam i realised it was the intensity of the peaks you were meant to say . Do you still think id get the marlk for doing chemical shifts?
What did you guys write for geometric isomers of that azo dye compound?
Original post by Funky_Giraffe
What did you guys write for geometric isomers of that azo dye compound?


lack of freen roation about the benzene ring and n=n bond
Original post by nishofficial
Yesss!



95.13%
Original post by lfcrules
lack of freen roation about the benzene ring and n=n bond


Great!! :smile:
[QUOTE="lfcrules;66005504"]lack of freen roation about the benzene ring and n=n bond[/QUOTE

i didnt mention benzene ring will i lose a mark for it?
Original post by DesignPredator
95.13%


That's what I got too!
Original post by DesignPredator
95.13%


Ngl i dont remember exactly but definitely 95 😂
the equation with CuCl2 with copper clippings and Hcl?
that 4 marker on the impure sample, did you guys talk about the use of seperating funnel?
Original post by lfcrules
@cobalt , what did you put for the two ions at then end? and also for the difference between the low resolution nmr , i put differnet chemical shifts ,hhowever coming out of the exam i realised it was the intensity of the peaks you were meant to say . Do you still think id get the marlk for doing chemical shifts?


I said different heights of the peaks is that wrong?
[QUOTE="nishofficial;66005542"]
Original post by lfcrules
lack of freen roation about the benzene ring and n=n bond[/QUOTE

i didnt mention benzene ring will i lose a mark for it?


no , its definately because of the nitrogen bond , i just chucked in benzene ring in case , hopefully they dont penalise me for waffling
Original post by nishofficial
I said different heights of the peaks is that wrong?


That's correct
Original post by RUNSran
that 4 marker on the impure sample, did you guys talk about the use of seperating funnel?


oh **** , i just described recrystallization
Original post by lfcrules
oh **** , i just described recrystallization


Recrystallisation is correct, it was purifying an impure solid

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