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  1. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    It was R-COOH with NaOH, right? The organic compound formed wud be R-COONa
  2. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Yes i got the same. This was the only ques i messed up in, but if this is right then well i m happy :D
  3. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    I dont seriously remember if it had 2 main carbon chain or 1 :S
  4. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Yeah me too. U think it's right? What did u get for moles int he next part?
  5. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    It shud be correct though if this reaction does happen. ZnCl2 + H2SO4 -> ZnSO4 + 2HCL
  6. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Im hoping Zncl2 is correct cuz i wrote it too. But i dont know. Majority wrote Zinc oxide, zinc hydroxide or zinc carbonate.
  7. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    We had to multiply x with 2 first since there were 2 moles of HI present
  8. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    For the conversion of 15mg to grams. it was 15x10^-3, right? Then yes it was 0.05.
  9. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    How?
  10. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Concentration for the 1st ques? Im myself doubtful :s And ZnO im sure is correct. Not sure about zinc chloride.
  11. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    For equil, it was (2x)^2 / (0.02-x)^2
  12. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    As far as i understood, The main carbon atom atom already had three methyl groups attached to it, the fourth being -OH. There is no way that it cud be oxidised since: 1) It was a tertiary alcohol 2) Even if you say it cud be, that way C=O wud lead to the formation of FIVE bonds with Carbon which...
  13. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    I know it by the name zinc hydroxide. It's correct :)
  14. Idolfanatic95

    Biology P33 8 Nov

    Better be less than 30
  15. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Yep all right :)
  16. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    What was the deal with the first ques where they asked about 15mg of zinc per day thing? :S
  17. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Dude wht's zinchyroxide?
  18. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Yep i had only B. But the marks distribution was weird. 10 marks for the tables :O
  19. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    C=C would be written as it is, the rest wud be displayed. Double cannot be further shown in a displayed formula
  20. Idolfanatic95

    HOW WAS CHEMISTRY PAPER 22 ?

    Oh no idea abt 23
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