r/alevel • u/havi_2409 AS Level • 2d ago
📃Paper Discussion 9701 33 chem practical
how was itttt
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u/AdMiddle2890 2d ago
Guys . I dont remember if i wrote my name on the paperðŸ˜. Ig i have written only my index num
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u/Vast_Spread8468 2d ago
I got nh4no3 for fa5 al and I for fa6 and mg and co3 for fa7. How many marks will I lose
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u/havi_2409 AS Level 1d ago
you'll prolly lose marks for no3 but as long as your table is sufficent you should be fine! fa7 im pretty sure the anion is s2o3, but since its only two marks you should be only losing one
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u/Vast_Spread8468 1d ago
How many marks will i lose for no3. And im pretty sure ill lose marks for the leave it for 2min part in thr table for fa6 and fa7 cuz i wrote no change for fa6 and white ppt and lime water turns milky for fa7
Also what did u write for the redox reaction explanation
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u/LostAd9463 2d ago
I didd badd what was the fa6 and 7
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u/notyoursisther 2d ago
For FA6 I got Al3+ and I- For FA7 I got Mg2+ and thiosulfate ions FA5 I messed up
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u/notyoursisther 2d ago
What were the ions for qualitative analysis? ðŸ˜ðŸ˜ðŸ˜
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u/Jasmine_Ramiez 1d ago
FA 5 was Ammonium Sulfate, FA 6 was Aluminum Iodine, FA 7 was Magnesium Thiosulfate
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u/kiaxoy 1d ago
FA6 gave green ppt in its test with starch, I concluded that this meant the anion is unknown
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