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  1. I

    CHEMISTRY 22. HOW IS IT??

    1 mark...as u get ecf in next part for sure....
  2. I

    CHEM PAPER-22

    dude why to argue.......i am posting u the paper no......J94 Q3 P3 Ans frm the context of topical........................ " X is carbon which wud have arisen due to the thermal decomposition of the organic substances" so this is is context of ans..... n Si02 is also considered to b rite(100...
  3. I

    CHEM PAPER-22

    yes the ans was Al203 bt many students wrote sila gel or sio2 as well so it can also be ritte
  4. I

    CHEM PAPER-22

    hey dude the black substamce was 4 sure....carbon....it was a repeated question u should check it in topical...........................
  5. I

    CHEM PAPER-22

    yes wrote the same.................
  6. I

    CHEMISTRY 22. HOW IS IT??

    no it was caboxylic acid only...........
  7. I

    CHEMISTRY 22. HOW IS IT??

    i wrote the same and it is the rght answer.....................btw si02 was conductor in solid....but a non condutor in molten... so ans was no due to non presence of mobile electrons....
  8. I

    CHEMISTRY 22. HOW IS IT??

    ;
  9. I

    CHEMISTRY 22. HOW IS IT??

    paper went awsum.........an easy paper in the end.........
  10. I

    Chemistry P22 Questions

    no mechanism but only the reaction is required and observation
  11. I

    Chemistry P22 Questions

    ok thnx.................!!!
  12. I

    Chemistry P22 Questions

    so activated complex theory' it is frm AS or A2..........????
  13. I

    chemistry paper 22

    in syllabus......at the end
  14. I

    JUDGE IT !!!!!!!!

    T
  15. I

    chemistry p22 help!!

    no problem...the enthalaphy change question is easy bt i think so i wud not be able to explain that here so.....thats why donot answer it./.......if u have any more problems u can ask....>>>
  16. I

    chemistry p22 help!!

    this is because other half of the oxygen is used for contact stage........(if oxygen used in excess so3 will be produced in the same reaction)
  17. I

    Chemistry Reaxns, conditions

    esterification: it is the reaction of acid and alcohol to produce a product called ester and water(eliminated)..........in the predence of Concentrated H2sO4(sulphuric acid) used as catlayst in this reactIon OH ion is removed from acid and H+ is removed from alcohol..... for eg: acid=...
  18. I

    post your Physics and Chemistry querries

    ya sigma is just a straight line and the circle below and above the staright lines shows pi bond overlapping...................
  19. I

    small doubt

    yes it is a functional grup...................................
  20. I

    small doubt

    Actually alkeene is one of the functional grups and ethene belongs to alkene grup so we cant say that ethene is a fuctional grup............................... :D
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