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  1. iKhaled

    P1 MCQ's preparation thread for chemistry ONLY!!!!

    for question 2 u will need to draw the orbitals with the electrons inside it in the form of arrows? uk that? if u do then see the first element has a proton no of 5 so 1s2 2s2 2p1 so it is not A because the p orbial has one unpaired electrons. when the proton no is 13 then u will have 1s2 2s2...
  2. iKhaled

    P1 MCQ's preparation thread for chemistry ONLY!!!!

    can someone please explain to me question 7 october november 2007 q9 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w07_qp_1.pdf
  3. iKhaled

    P1 MCQ's preparation thread for chemistry ONLY!!!!

    what do u need help with ?
  4. iKhaled

    Chemistry: Post your doubts here!

    can someone tell me how to solve these type of questions ? question 4 oct/nov 2009 paper 12 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w09_qp_12.pdf
  5. iKhaled

    Chemistry: Post your doubts here!

    can someone pls explain to me question 12 october nov 2010 paper 13 http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w10_qp_13.pdf
  6. iKhaled

    CIE- A Level June 2013 Mathematics P1 9707/12

    arghh why thats the only paper not available :( ?
  7. iKhaled

    CIE- A Level June 2013 Mathematics P1 9707/12

    do u have M2 paper ?
  8. iKhaled

    Chemistry and Physics AS paper 12 MCQS

    can someone please explain to me question 7 and question 10 of this paper ?? http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s12_qp_12.pdf
  9. iKhaled

    Should As level paper be given in oct/nov session ?

    hmm..i would say to give the complete A levels in the next year or if u r planning to study in summer and have access to a laboratory then i would suggest that u take AS level physics in oct/nov..if it turned out as a bad grade then no problem u still have got another chance to give the complete...
  10. iKhaled

    Solved physics Paper 5??

    thanks for the dua :)
  11. iKhaled

    Solved physics Paper 5??

    i am sorry but i don't take physics at A2 level..if i took it i would of helped u :/ sorry again and good luck to the upcoming papers of urs!
  12. iKhaled

    Chemistry: Post your doubts here!

    anytime (y)
  13. iKhaled

    Chemistry: Post your doubts here!

    haha anyway its okay.. question (8) you will need to make a hess cycle..see the enthalpy change of formation is when one mole of a compound is formed from its elements int heir standart conditions under standard conditions so we have formed one mole of aluminium oxide and 3 moles of iron...
  14. iKhaled

    mechanics paper 51

    are u sure about that lisann ?
  15. iKhaled

    Mathematics: Post your doubts here!

    I have t i found the full paper with answers in a site for math and stats unfortunately i cant uploade because the owner of the site said do not copy but fortunately i can pm u the site if u want
  16. iKhaled

    Mathematics: Post your doubts here!

    who can solve this question ?
  17. iKhaled

    mechanics paper 51

    lisan remember the lamina was hinged..but in the next part of the question when we were asked to find the the weight of the lamina it wasn't hinged right ? or what ? was it still hinged at point A ? :S:S
  18. iKhaled

    mechanics paper 51

    looked like what ?
  19. iKhaled

    mechanics paper 51

    it was hinged at A when it was at an angle to the vertical but then in the second part they said its back to its original position vertically..does that mean its not hinged anymore? really i got confused :S
  20. iKhaled

    Chemistry P41 How was it?

    Jaf what was ur value of Kc ?
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