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  1. IGCSE O/L student

    Chemistry P31

    dude, if they say silver(I), it means the valency of silver is 1. silver is a transition metal
  2. IGCSE O/L student

    Chemistry P31

    but they said it was silver(I)chloride
  3. IGCSE O/L student

    Chemistry P31

    this is a cell, and the more reactive metal is the anode. oxidation always occurs at the anode
  4. IGCSE O/L student

    Chemistry P31

    i don't remember the question, but i wrote: Ag+ + cl-=Agcl
  5. IGCSE O/L student

    Chemistry P31

    :( Fe2O3.2H2O
  6. IGCSE O/L student

    Done with Chemistry Paper 3

    no probs! :P
  7. IGCSE O/L student

    Chemistry P31

    ik my answers are wrong, but this is what I wrote: the time taken for the rusting take place.(increase in mass of the electrode) the thickness of the electrode
  8. IGCSE O/L student

    chemistry urgent help needed!!!

    hahahaahahahahhaah... ROFLMAO glad to hear that! (y)
  9. IGCSE O/L student

    Chemistry P31

    so is my answer wrong? :(
  10. IGCSE O/L student

    Done with Chemistry Paper 3

    like duuuuh! it's enough! what do you expect?(y)
  11. IGCSE O/L student

    Chemistry P31

    i think they were for 2 marks. not sure, though!
  12. IGCSE O/L student

    chemistry urgent help needed!!!

    Yes, let's just do that! Oh Allah, please help us!
  13. IGCSE O/L student

    Chemistry P31

    yes, that's what we learnt oxidation occurs at the anode.
  14. IGCSE O/L student

    Chemistry P31

    my ratio was 1:1.5:1
  15. IGCSE O/L student

    Chemistry P31

    it's correct. that's what i did.
  16. IGCSE O/L student

    chemistry urgent help needed!!!

    mine was good alhamdulillah! never expected a paper like that!
  17. IGCSE O/L student

    Chemistry P31

    that's true
  18. IGCSE O/L student

    Chemistry P31

    i wrote A, coz the electrode A gains an oxygen atoms, and loses electrons
  19. IGCSE O/L student

    chemistry urgent help needed!!!

    Hi, bro! how was your paper?
  20. IGCSE O/L student

    Bio paper 31

    it's the large intestine!
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