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cmon ppl wake up nd tell us about chem p34!!!

na2co3 nahco3 for enegetics...salts are ferrousammoniumsulfate....ammoniumsulfate....sodiumsulfate and sodium sulfite....organic tets involve glucose and butanone...one is aldehyde other is ketone using 2,4 DNPH...
- sir ali
- Post #2
- May 26, 2010
- Forum: A-Levels
S
Chemistry Paper 34 - Full and Final !! =P

organic is coming but not too much only glucose and butanone....so only test for carbonyl functional group will be performed usding 2,4 DNPH...see the equation for the reaction in the book...
- sir ali
- Post #19
- May 26, 2010
- Forum: A-Levels
S
Chemistry Paper 34 - Full and Final !! =P

Na2CO3 anh NaHCO3 for energetics......fe+2 NH4+1 SO4-2 SO3-2.....3 salts are comming ferousammoniumsulfate...ammoniumchloride...sodiumsulfat and sodiumsulfite
- sir ali
- Post #18
- May 26, 2010
- Forum: A-Levels
S
ALEVEL CHEMISTRY PAPER 5!!! HELP NEEDED

well..as time is really short all you can do is to get past papers all of them up till NOV 09 with marking scheme... try to read questions carefully n than read the marking scheme ...hopefully you will get some help from it...and 2nd question which is of analysis is usually on same pattern so...
- sir ali
- Post #2
- May 22, 2010
- Forum: A-Levels

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