The Student Room Group
Competition - post a photo you've taken of nature >>
Competition - post a photo you've taken of nature >>
Competition - post a photo you've taken of nature >>

AQA A2 Chemistry - CHEM5 22/01/13

Scroll to see replies

Reply 20
Avatar for popnit
popnit
14
Unbelievably scared of this exam :afraid:
Reply 21
Avatar for Anjna
Anjna
9
Original post by popnit
Unbelievably scared of this exam :afraid:


do you have the MS of the june 2012 paper by any chance?
Reply 22
Avatar for popnit
popnit
14
Original post by Anjna
do you have the MS of the june 2012 paper by any chance?


Nope sorry
Reply 23
Avatar for popnit
popnit
14
Does anyone need the June 2012 chem 5 paper? I don't have the mark scheme but if anyone needs the paper just let me know.
Reply 24
Avatar for derekliu22
derekliu22
Original post by popnit
Does anyone need the June 2012 chem 5 paper? I don't have the mark scheme but if anyone needs the paper just let me know.


i need one
Original post by popnit
Does anyone need the June 2012 chem 5 paper? I don't have the mark scheme but if anyone needs the paper just let me know.


I need one too please
Reply 26
Avatar for Anjna
Anjna
9
yes please, the one already posted is a bit blurry
Reply 27
Avatar for phil1093
phil1093
9
Original post by popnit
Does anyone need the June 2012 chem 5 paper? I don't have the mark scheme but if anyone needs the paper just let me know.


Yes please! :smile:
Reply 28
Avatar for Anjna
Anjna
9
Original post by Beth_L_G


thanks
Reply 29
Avatar for popnit
popnit
14
Original post by derekliu22
i need one



Original post by Jake011268
I need one too please



Original post by Anjna
yes please, the one already posted is a bit blurry



Original post by phil1093
Yes please! :smile:


Absolutely disgusting paper haha! Enjoy :biggrin:
AQA-CHEM5-QP-Jun12[1].pdf797.0KB
Reply 30
Avatar for Soul_Eater
Soul_Eater
Hi people! can anyone help me plx? why is it for (CrO4)^2- to Cr^3+, reagents of dilute H2SO4 and FeSO4 is used but for (Cr2O7)^2- to Cr^2+, reagents of Zn and dilute H2SO4 is used instead?
Reply 31
Avatar for Anjna
Anjna
9
hi can anyone help me with question 4a on the JUNE 2010 paper?? :/
Reply 32
Avatar for popnit
popnit
14
Original post by Anjna
hi can anyone help me with question 4a on the JUNE 2010 paper?? :/


All transition metals have partially filled d-subshells. This is a feature that is unique to transition metals..
Reply 33
Avatar for Anjna
Anjna
9
Original post by popnit
All transition metals have partially filled d-subshells. This is a feature that is unique to transition metals..


oh wooops, i meant question 4 on jan 2010 paper , my bad.
Reply 34
Avatar for popnit
popnit
14
Original post by Anjna
oh wooops, i meant question 4 on jan 2010 paper , my bad.


4a?
Reply 35
Avatar for Anjna
Anjna
9
Original post by popnit
4a?


yup :smile:
Anyone know the risks and benefits of FUEL CELLS to society? It's in the spec.
Reply 37
Avatar for Anjna
Anjna
9
Original post by Chatirito_MUFC
Anyone know the risks and benefits of FUEL CELLS to society? It's in the spec.


erm you could talk about how hydrogen is highly flammable so it has to be handled carefully when it is stored or transported. and also how the process isn't carbon neutral? i think :s-smilie:
Reply 38
Avatar for popnit
popnit
14
Original post by Anjna
yup :smile:


Atomisation is just 1 chlorine molecules..but it asks for cl-cl so you have to double 121kjmol-1 and you get 242kjmol-1

Posted from TSR Mobile
(edited 11 years ago)
Reply 39
Avatar for Anjna
Anjna
9
Original post by popnit
Atomisation is just 1 chlorine molecules..but it asks for cl-cl so you have to double 121kjmol-1 and you get 242kjmol-1

Posted from TSR Mobile


thank you!

Quick Reply

Related discussions

Latest

Trending

Trending

Articles for you