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  1. brainiac

    IGCSE CHEMISTRY REVISION links ......

    :)
  2. brainiac

    Condensation polymerisation !!

    in a condensation polymerisation usually two unrelated or different monomers react together and join . during the reaction a molecule of water is often lost ........... condensation polymeristaion reaction takes place in polyamides and polyesters like this .. it is a protein structure formed...
  3. brainiac

    ACCOUNTS NOTES .......

    :)
  4. brainiac

    ACCOUNTS NOTES .......

    :good: :good: :good: :good: HERE U GO GUYS these r the accounts notes ............... i m damn sure u will like it ........ good luck for ur exams
  5. brainiac

    Formulas of chemistry plz upload

    hey bro there r not much formulas for chemistry but if u really want a deep understanding of chemistry igcse i suugest that u study from this book i uploaded on the topic viewtopic.php?f=24&t=9158 this is goin to help u ...... good luck for ur exams :good: :good: :good: :good: :good...
  6. brainiac

    chemistry notes

    :(
  7. brainiac

    very important!!!(need answers for p1 chem 1999)

    hey did u got the markscheme ?????????
  8. brainiac

    very important!!!(need answers for p1 chem 1999)

    no problem alpha ........ ihave those and here u go bro ................. this file contain pastpapers from 1993 till 2000
  9. brainiac

    Chemistey Doubts

    well the protein structure is the second one ........... the first one shows the acid group and amine group ....and after the elimination of water when they combine, they form the protein .... hope i helped
  10. brainiac

    Chemistry Question.

    well in my opinion ....... i think it is B because no energy is supplied now to the product .. and when the water is added ,with the colour change the temprature would also increase as heat would be released to the surroundings . i hope u understood
  11. brainiac

    Chemistey Doubts

    well i didnt understood wat u wrote but the protein structure is like this with a peptide bond in between
  12. brainiac

    Chemistey Doubts

    yup!! the graph would be double of the first one as the amount of magnesium ribbon is also doubled ...........and so it will alter the reaction by making twice the volume of the first .........:)
  13. brainiac

    Chemistey Doubts

    simply it means the most reactive gas in air ..... and the one which usually takes part in reactions like combustion etc . !!!!!!!! :)
  14. brainiac

    chemistry notes

    hey guys come on 696 views and no thnxxxx this is truly mean :( :( :( :( :( :( :( :( :( :(
  15. brainiac

    help plz answer question 35 in this bio paper link is below

    Re: help plz answer question 35 in this bio paper link is be it is A as these r the only substances that the decomposers release !!!!!!!!
  16. brainiac

    IGCSE CHEMISTRY REVISION links ......

    here u go organic chemistry notes ........... i hope they would be helpfull
  17. brainiac

    chemistry notes

    here they r the chemistry notes for igcse
  18. brainiac

    Quick Chemistry Doubt

    i think it works like this ..... as we know the functional group for alkenes is Cn H2n and for alkanes it is CnH2n+2 ..... now its simple just put the value (17) in the formula and u will get the answer .... now coming towards the second part so i would like to remind u that whenever the...
  19. brainiac

    physics dissucion of the paper.. MAJOR DOUBT

    why bro what is ur answer ???????????
  20. brainiac

    physics dissucion of the paper.. MAJOR DOUBT

    yeah cantoo pantoo is absolutely right ......... i also got the same answers !!!!!!!!!!!
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