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Edexcel IAL Chemistry (WCH06/01) Chemistry Laboratory Skills II - 10th May 2016

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What is the answer to the first one?
Reply 41
Replace the C-H bonds with C=O BONDS

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Reply 42
Original post by Saad69
Replace the C-H bonds with C=O BONDS

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why?
Reply 43
Original post by wima3109
What is the answer to the first one?


potassium dichromate and conc h2so4
Heat under refluxx
orange to green
Original post by djmans
potassium dichromate and conc h2so4
Heat under refluxx
orange to green


thanks
Anyone doing the exam in less than 3 hours???????
in reflux q, when it says the flask is placed in a beaker of cold water is it bcz the reaction is exothermic , will cause escape of a reactant and reduced yeild OR because the reactants are oxidised and cause formation of unwanted products such as Br2???
Original post by wima3109
Anyone doing the exam in less than 3 hours???????

meeeeee
Original post by pondsteps
meeeeee


are you done with the paper??
Original post by wima3109
are you done with the paper??

no my exam starts in almost 2 hours
Reply 50
Anyone did the paper???
Reply 51
Anyone finish the exam
???
lol no one should actually give out the questions cos the grade boundaries will go up :tongue:
Original post by pondsteps
lol no one should actually give out the questions cos the grade boundaries will go up :tongue:


Even though the grade boundaries go up we would be getting guaranteed marks
is there a physics forum?
Reply 55
Original post by Nethmioysters
is there a physics forum?

same here , i could not find the physics forum either :frown: who's doing physics tomorrow?
Reply 56
I will make one

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Reply 57
It was tough 😐

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Reply 58
How was the paper for you all?

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it was a bit of a hard paper compared to previous years

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