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Edexcel IGCSE Chemistry May 16th 2019 [Exam Discussion]

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Reply 40

Charliepattison

good luck guys make sure to come back and say how you found it so we can get an idea of the grade boundarys

Reply 41

SkaterMater

look here mate your pissing me off just 12 hours before the exam. This isnt a GCSE thread it says IGCSE. In the CGP Book the answers are some ****ing answers page on page 90 not cracking

Original post by Cassie3535

In the CP GCSE Chemistry for edexcel book. Cracking is page 90, topic 8. Fractional Distillation is page 87. topic 8. And combustion of alcohols is page 104, topic 9. Paper 2 covers topics 1,6,7,8 and 9.

Reply 42

Wai Yan Myint Mo

Original post by Underdog...

49 isnt bad compared to 20s and 30s.... if u got 49 just probably hav to work harder...tmrow's paper will be a piece of cake

Thanks, Ive been working hard too hard because I have procrastinated. Btw, I have maths geo and phys consecutive. Any tips? PS: I haven't gotten most of maths yet

Reply 43

h.i_773

whats that theory. r u talking about releasing H+ ions in water for acidic substances, and OH- ions in water for alkali???

Original post by justyouravgkid

How do you tell if something is acidic or basic w| out the "H DONOR" and "OH DONOR" theory???

Reply 44

Wai Yan Myint Mo

Original post by h.i_773

whats that theory. r u talking about releasing H+ ions in water for acidic substances, and OH- ions in water for alkali???

proton donor and proton accepter?

Reply 45

Wai Yan Myint Mo

I feel like I'm getting only 60% rip

Reply 46

8013

I finished the paper 4CH1/1CR. I think that I will get about 95-100 marks.

Reply 47

sleep-deprived

thats a good mark!!!

Original post by 8013

I finished the paper 4CH1/1CR. I think that I will get about 95-100 marks.

Reply 48

Wai Yan Myint Mo

Original post by sleep-deprived

thats a good mark!!!

I'm guessing around 80. Hope I get at least a 7

Reply 49

igcsegirllover

any questions about cations anions or soluble salts?

Last question was 24

Did you guys get endothermic for change?

+24.2

Original post by chris.hutch_

+24.2

It was minus, because it was exothermic.

Reply 54

tigerdingo

I swear that paper was way too easy.

Reply 55

mp99

It was endo because temperature dropped

Reply 56

igcsegirllover

did we get any rate of reaction experiments?

Reply 57

igcsegirllover

what experiment questions were there??

Reply 58

mp99

U need to draw the graphs eg how concentration and temperature affect shape of graph. And explain why reaction decreases over time when Mg reacts with HCl

Original post by igcsegirllover

did we get any rate of reaction experiments?