A LEVEL CHEMISTRY EXAMS 2024 - TOP TIPS/REMINDERS FOR PAPER 2 (ORGANIC)

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  • Опубликовано: 26 июл 2024
  • Based on my earlier predictions
    Access to all of my resources via my Google Site sites.google.com/view/machemg...

Комментарии • 65

  • @Khemani_RL
    @Khemani_RL Месяц назад +149

    If anyone is seeing this, good luck for tomorrow! 🤞🏾

  • @ivab.5531
    @ivab.5531 Месяц назад +86

    god save us all

  • @ravaaaa555
    @ravaaaa555 Месяц назад +30

    ur so underrated it hurts

  • @hxvoc_7708
    @hxvoc_7708 Месяц назад +4

    Your predictions were right again

  • @jamespreston5661
    @jamespreston5661 Месяц назад +4

    Your predictions were good once again Machemguy

  • @Ellie337-
    @Ellie337- Месяц назад +56

    quick rant mid revision: if your not watching machemguy honestly WHAT are u doing with ur life?! theirs honestly no other way to revsise. im sorry i've said it! like seriously im intriuged to know what else you are doing. ok im done.

    • @MaChemGuy
      @MaChemGuy  Месяц назад +6

      Wow! Thanks for that 👌

    • @Bella-we2sq
      @Bella-we2sq Месяц назад +8

      Genuinely he’s carrying my chemistry grade rn 😂 I’m retaking this year and I only used his videos this year and easy to say my brain cells have been restored

    • @Ellie337-
      @Ellie337- Месяц назад +5

      @@Bella-we2sq i honestly love that for u. i bet u kick urself everyday wishing you watched him earlier. im not retaking but i always skipped his videos and now i wish i watched him earlier. but better late than nevaaaa

    • @Bella-we2sq
      @Bella-we2sq Месяц назад +2

      @@Ellie337- yeah only issue is I left paper 2 revision so late. Old habits die hard. trying so hard to memorise these millions reaction conversions 😭😭😭

    • @MaChemGuy
      @MaChemGuy  Месяц назад +5

      Good luck you two!

  • @cha0spretzel-534
    @cha0spretzel-534 Месяц назад +29

    35:29 sounds like such a cool teacher i’m jealous lmao

  • @hennerz01
    @hennerz01 Месяц назад +4

    Thanks, James. We do appreciate the details of colours like the bromine decolourising!!

  • @yasminh
    @yasminh Месяц назад +10

    I think I need to rest now but I am gonna watch this tmrw morning for some reminders thank you!

    • @MaChemGuy
      @MaChemGuy  Месяц назад +4

      Very wise. You’re very welcome. Good luck for tomorrow

  • @Khemani_RL
    @Khemani_RL 3 месяца назад +1

    Thanks so much for this! 🙌🏾

  • @Genevievedddd
    @Genevievedddd Месяц назад +7

    LEGEND RAHHHH

  • @H1-NMR
    @H1-NMR 3 месяца назад +11

    What a life saver cheers James

  • @Emily-rv5rp
    @Emily-rv5rp Месяц назад +3

    Thank you so much!!

  • @Pkaur33
    @Pkaur33 Месяц назад +2

    ur predictions eat every time

  • @raspberrypie1235
    @raspberrypie1235 Месяц назад

    SPOT ON!!

  • @Yhemchi13
    @Yhemchi13 Месяц назад

    Legendary predictions sir

  • @sui9452
    @sui9452 Месяц назад

    Cheers , I only rely on you for chemistry revision as you make the best videos . I have also shared your resources to my teacher who uses it in lessons and shares links to other students

  • @ewanburkett-teasdale9412
    @ewanburkett-teasdale9412 Месяц назад

    Legend thanks sir!

  • @hxvoc_7708
    @hxvoc_7708 Месяц назад

    Let’s goooo

  • @theicedbryce8425
    @theicedbryce8425 Месяц назад +1

    8:21 should u make sure its named pearshaped/roundbottomed flask?

  • @ahmedsheraz8990
    @ahmedsheraz8990 Месяц назад

    @MaChemGuy how did you know to use hc double bond o at 32:47 and not the other one (in the data sheet) is it due to ch3 being the adjacent environment if so please let me know, and for the o-h and n-h environments in the data sheet when do u know to use them as they run through the whole spectra rather than the other specific signal points

    • @aqsakhan6946
      @aqsakhan6946 Месяц назад

      its because in the data sheet it shows that a ppm value of 3.2 is for c double bond o

  • @user-jt4wo4fm3y
    @user-jt4wo4fm3y 2 месяца назад +1

    At 20:43 are these the only ones we need to know and should this be the order to test for unknowns?

    • @mokspeed1856
      @mokspeed1856 Месяц назад

      you'll have some idea of what it is you won't have to do every single test on one thing

  • @sareesepirus8658
    @sareesepirus8658 3 месяца назад +2

    at 9:57 which one is the organic layer the low density or high density ?thanks sir

    • @MaChemGuy
      @MaChemGuy  3 месяца назад +3

      You’d need to know their relative densities. If organic layer density > 1 then it’s the lower layer. Upper if < 1

  • @danielzv588
    @danielzv588 Месяц назад

    for the example of the elimination of alcohol in one of the questions, I used the nucleophilic addition elimination reaction where acyl chloride reacts with the alcohol to form an ester. Would that still count as an elimination reaction?

    • @soybouy_6668
      @soybouy_6668 Месяц назад +1

      Elimination reactions are also called dehydration. It is just the removal of water by heating an alcohol with H2SO4 so no I don’t think so

  • @eleanorchem
    @eleanorchem 3 месяца назад +6

    Ily

    • @MaChemGuy
      @MaChemGuy  3 месяца назад +25

      Steady now!

    • @eleanorchem
      @eleanorchem 3 месяца назад +2

      @@MaChemGuy saving my grade 🙏

    • @MaChemGuy
      @MaChemGuy  3 месяца назад +9

      @@eleanorchem Not long now. Go smash it!! 👊👊👊

  • @Khemani_RL
    @Khemani_RL 3 месяца назад

    At 6:33 I remember being taught about one of the steps involving “decanting”. What does it mean and where does that come into play? I don’t see it here

    • @Ika-zg7vz
      @Ika-zg7vz 3 месяца назад +1

      Im pretty sure its literally just separating the two layers by removing the liquid layer at the top (dependant on density ofc) like ig pouring it out

    • @MaChemGuy
      @MaChemGuy  3 месяца назад +1

      Decanting means pouring in such a way that any solid present is left behind. It’s not essential to use that word

    • @MaChemGuy
      @MaChemGuy  3 месяца назад

      @@Ika-zg7vz exactly that

    • @Khemani_RL
      @Khemani_RL 3 месяца назад

      @@Ika-zg7vzthank you

    • @Khemani_RL
      @Khemani_RL 3 месяца назад

      @@MaChemGuythanks!

  • @noelchacko7025
    @noelchacko7025 Месяц назад +2

    Hi, do we need to know about zwitterions / isoelectric points?

    • @MaChemGuy
      @MaChemGuy  Месяц назад +3

      Not anymore (for ocr a)

  • @ItzSlashyyy
    @ItzSlashyyy Месяц назад +1

    Do you work for OCR XD

  • @Exilary_TKL
    @Exilary_TKL Месяц назад +2

    is this gonna be accurate? P1 was bang on predictions

    • @mycota-5336
      @mycota-5336 Месяц назад +13

      He isn’t working at ocr mate, if you value your grade you would revise everything

  • @AshrafuI
    @AshrafuI Месяц назад

    How likely is chromatography to come up?

    • @MaChemGuy
      @MaChemGuy  Месяц назад +5

      More likely than not I’d say

  • @benvlootski
    @benvlootski Месяц назад +3

    rtFq lmao