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chemistry o level

  1. _Affaf_

    Chemistry IGCSE: A question regarding electrolysis of Aqueous Solutions.

    Zinc can be obtained from zinc oxide in a two step process. Aqueous zinc sulfate is made from zinc oxide and then this solution is electrolysed with inert electrodes. The electrolysis is similar to that of copper(II) sulfate with inert electrodes. Name the reagent which will react with zinc...
  2. Xsilvaboy111

    problem in solving chemistry mcq's

    salam everone! i really need help if someone can suggest me how to ace P1 of chemistry as i'm really bad at it. how to have a grip on all 40 mcq's . apart from going through syllabus book what else i can do. i still have 3 months and i hope i really have much time just give me some serious...
  3. T

    MCQ candidate number shading

    My brother didn't shade his candidate number on the MCQ answer sheet. He gave his exam in a Lahore center and his invigilator didn't tell him to fill in his candidate number, and he didn't think that it was necessary either as his details were already printed on the sheet. Has anyone else had...
  4. ujoolicious

    chemistry atp last question 2017 ph level?

    everyone had different answers and none of them matched mine. 2-3 marks on the line people. :P
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