OCR a chemistry 2019 paper 3 19th June Watch

Lalallalala6
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How did everyone find it
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chidz1234
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didn’t like it
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Lalallalala6
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What did you get for the percentage yield question
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isharobbie
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That was awful
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Hannahkisley
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****ing diabolical
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Lalallalala6
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It was too hard
(Original post by isharobbie)
That was awful
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K1NG01
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(Original post by Lalallalala6)
What did you get for the percentage yield question
about 33%
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Lalallalala6
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How did you get 33%?
(Original post by K1NG01)
about 33%
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Lalallalala6
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What about the entropy question
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isharobbie
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same! at least i got one mark then
(Original post by K1NG01)
about 33%
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Lalallalala6
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For the reagents which react with that phenol molecule I think was h3po4 because it was a tertiary alcohol so it can only be dehydrated and H-Br for the alkene part
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Jono0o
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What did people get for the last question iron compound?
(I put Fe(NO3)3-9H2O but I'm pretty sure that's wrong
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Lalallalala6
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I can’t remember but one of the gases was NO2
(Original post by Jono0o)
What did people get for the last question iron compound?
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Lalallalala6
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(Original post by Jono0o)
What did people get for the last question iron compound?
(I put Fe(NO3)3-9H2O but I'm pretty sure that's wrong
That’s what I got aswell
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ellahyun
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What do think the grade boundaries are?
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annnnnnnnnnnee
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Unofficial markscheme?
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Jono0o
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I took too long trying to think of gases that condensed 😐
(Original post by Lalallalala6)
I can’t remember but one of the gases was NO2
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Hir7
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didn't do the last 6 marker and couldn't complet the other one, hard paper, 33% for percentage yeild, entropy was -133 so u could use the formula to find the entropy of that compound, 5 carbon environments
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CHrG
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Yhea fair, much easier than the 2 years before.
(Original post by benharris174)
Yeah I think it was the easiest out of the last 3 years
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Jono0o
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I disagree but ok
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Yeah I think it was the easiest out of the last 3 years
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