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  1. princessnoor

    Chemistry: Post your doubts here!

    ZaqZainab said: ↑ Listen if it has HIGH ionisation energry it mean it DOESNOT give off electrons easily and there will be less electrons in the lattice and if less electrons the pull wont be that grea and so the melting point will be low easy to melt thn u tell me
  2. princessnoor

    Chemistry: Post your doubts here!

    u say if ionisation energy increase means hard to remove electron so thy r less and if thy are less their would b less shielding effect nd nuclear charge increases so high mp i know examinor report say tht too but dont get it hey nd plz i have some more questions will u help me out?
  3. princessnoor

    Chemistry: Post your doubts here!

    well nevermind i dont get it
  4. princessnoor

    Chemistry: Post your doubts here!

    HOW?
  5. princessnoor

    Chemistry: Post your doubts here!

    yea
  6. princessnoor

    Chemistry: Post your doubts here!

    higher ionisation mean high melting point ryt? and in data booklet the values are higher
  7. princessnoor

    Chemistry: Post your doubts here!

    oh ok but tht would b awsome if tomorows ppr is repeated too:p and we all get As inshAllah
  8. princessnoor

    Chemistry: Post your doubts here!

    ok did u noticed tht in june 13 variant 11 alll questions were repeated!
  9. princessnoor

    Chemistry: Post your doubts here!

    hey guys i did all papers but didnt do of 2002 cuz some people say thy r old nd hve differ syllabus content soo????
  10. princessnoor

    Chemistry: Post your doubts here!

    help me too
  11. princessnoor

    Chemistry: Post your doubts here!

    o ok
  12. princessnoor

    Chemistry: Post your doubts here!

    where r u from?
  13. princessnoor

    Chemistry: Post your doubts here!

    somebody help me with question 32 3rd statement (its wrong but how) in http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Chemistry (9701)/9701_s13_qp_11.pdf
  14. princessnoor

    Chemistry: Post your doubts here!

    th thnx
  15. princessnoor

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s13_qp_11.pdf in Qs 32 i dont get 3rd statement and QS 11
  16. princessnoor

    Chemistry: Post your doubts here!

    ho how long u will b avialable here?
  17. princessnoor

    Chemistry: Post your doubts here!

    thanku vry much u guys r awsome
  18. princessnoor

    Chemistry: Post your doubts here!

    i got it thanku vry much:)
  19. princessnoor

    Chemistry: Post your doubts here!

    i dont get it if we calulate total volume to b 3 dm3 thn total pressure should b 2/3 :(
  20. princessnoor

    Chemistry: Post your doubts here!

    need help in this question Q: flask X contain 1 dm3 of helium at 2kpa pressure and flask Y contain 2 dm3 of neon at 1kpa pressure. if the flasks are connected at constant temperature, what is the final pressure? A: 4/3 kpa B:3/2 kpa C; 5/3 kpa D:2 kpa how do we solve it and answer is A
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