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  1. A

    paper 12 chemistry ...

    LOl...ty
  2. A

    paper 12 chemistry ...

    hey one qustn is sumwht abt propanone....1.Ch3(oh)CH3CH2(oh)ch3 2.(Ch3Ch2Ch3)sumwht n 3.Ch3Ch2Ch3br (sumthng).................anyone remember??
  3. A

    paper 12 chemistry ...

    @lavan its 50% each...chk nov08 ...one qts is sumwht like tht
  4. A

    paper 12 chemistry ...

    @lavan wb dat magnesium ribbon???
  5. A

    paper 12 chemistry ...

    @lavan yea it is in m3...so wht was ur ans??
  6. A

    paper 12 chemistry ...

    whn mg ribbon reacts with cold water...i go with B...bubbles of gas appears on mg ribbon....m i ryt???
  7. A

    paper 12 chemistry ...

    @Oldfashion..it was B abt dat dipole.. :)
  8. A

    paper 12 chemistry ...

    @bilal yearyt... for Sn2 it was C... :)
  9. A

    paper 12 chemistry ...

    @oldfashion yepp ryt...i go wid D in dat questn
  10. A

    paper 12 chemistry ...

    @bilal cuz it was wriitten it acnt react with PCl3...so no alchol i.e ethanol...its ethyl ethanoate :)
  11. A

    paper 12 chemistry ...

    Sn2 reaction one ans plzzz
  12. A

    paper 12 chemistry ...

    anyone remember tht highest O.S of nitrogen...i go with N2O4 ...whch is C
  13. A

    paper 12 chemistry ...

    1. C 2.C 3.D 4.B 5.C 6.C
  14. A

    paper 12 chemistry ...

    @bilal nup..its sumwht 27....for 30th i go wid ethyl ethanoate
  15. A

    paper 12 chemistry ...

    @bilal wht abt ur ans in pressure one??
  16. A

    paper 12 chemistry ...

    i start ma sec B wid B for 31 n end 40 with B :P
  17. A

    paper 12 chemistry ...

    @bilil it was written CANT....
  18. A

    paper 12 chemistry ...

    wb dat HCl n Hbr one....bond energy...bond length increses n ploarity increses...in last 30 to 40 qs
  19. A

    paper 12 chemistry ...

    yea but question is 2 thngs r given abt tht X....n told tht X cant decolorise aq br2...so Ethene :)
  20. A

    paper 12 chemistry ...

    hey one questn is tht...it doesnot decolourises aq bromine...i go with ethene...anyone remember??
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