The Student Room Group

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1) 2
2)4
3)correct
4)?
5)9
Reply 2
Tin is more stable in +4
Lead is more stable in +2

^^ lies.
Reply 3
1) 4
2) 2
3) I thought the more exothermic the more soluble it is?
4) at that point pH=pKa
5) 9 I think
Reply 4
I'll add another question :smile:

Can someone help me with the reaction between S2Cl2 (Sulphur (II) Chloride) with water ?
Reply 5
I'm so scared now.
Reply 6
anyone got an answer ?
Reply 7
themaheep
I'll add another question :smile:

Can someone help me with the reaction between S2Cl2 (Sulphur (II) Chloride) with water ?



2S2Cl2 + 3H20>>>3S + H2SO3 + 4HCL :biggrin:
Reply 8
How long is it until we can talk about it... :ninja:
Reply 9
After midnight...
Reply 10
I thought it was a fair paper.
Reply 11
RARRRRRRRRRRRRR, because I can't say anything, fuuuuuuuuuuuuuuuuuuuuuuuuuuuu!!!!!!!!!!!!!
Reply 12
i thought it was an okay paper, though head of chem at my school said it was relatively hard so :/
shall we start discussing lol
i made alot of silly mistakes im GUTTEd, wt did u put for the between 5-15 question?
Reply 15
er..well we've only got like another 20 mins to wait, hopefully someone will have an unofficial mark scheme
i've already worked out my maths C1 and C3 scores from them
Reply 16
it had something to do with the half-neutralisation point (12.5)..i got that wrong aswell
crap!!! i completely messed up on the serine part, i mean ALL OF IT!!!
helloooooooo
Reply 19
we're not meant to discuss it til midnight.

so... uhhh. readygo?



Complete bitch of a paper. I think I did ok though.

But seriously, our CHEMISTRY EXAM BINGO (we picked 5 questions which we thought would DEFINITELY come up) failed miserably. 1.5/5.

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