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Polarimetry - Intro to Optical Activity in Stereochemistry

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  • Опубликовано: 12 авг 2024
  • leah4sci.com/chirality Presents: Polarimetry as an Introduction to Optical Activity for studying Stereochemistry
    📺Watch Next: Enantiomers, Diastereomers and Meso Compounds • Enantiomers, Diastereo...
    Need help with Orgo? Download my free guide ’10 Secrets to Acing Organic Chemistry’ HERE: leah4sci.com/orgo-ebook/
    This video breaks down the concept of polarimetry and the polarimeter as a tool for identifying optically active chiral solutions. This includes a discussion on D and L, dextrorotatory + and levorotatory - and its relationship (or lack of) to R and S
    Catch the entire Chirality Video list in Organic Chemistry Series, on my website at leah4sci.com/chirality
    For more in-depth review on optical activity including practice problems and explanations, come join my online membership site the organic chemistry study hall: leah4sci.com/join
    For private online tutoring visit my website: leah4sci.com/organic-chemistry
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Комментарии • 84

  • @Wolfeywolf16
    @Wolfeywolf16 6 лет назад +21

    I was totally confused when I left class. So glad I subscribed to your channel. Thanks a bunch for breaking down the topic so it makes more sense to me 😉

    • @Leah4sci
      @Leah4sci  5 лет назад +1

      Glad the video helped you understand the topic better! You are very much welcome!

  • @cheyenne1082
    @cheyenne1082 5 лет назад +3

    leah bless you heart. i took ochem in 4 weeks for a summer class. wouldnt have made it without you

    • @Leah4sci
      @Leah4sci  5 лет назад

      Glad I could help!

  • @SamJohnson-pw3ju
    @SamJohnson-pw3ju 7 дней назад

    Great video! I haven't used Polarimetry for many years and this was a great refresher video. Thanks for making it!

    • @Leah4sci
      @Leah4sci  6 дней назад

      Glad it was a helpful refresher!

  • @jesstuckerr
    @jesstuckerr 5 лет назад +6

    I use all of your material. THANK YOU for being an excellent teacher and sharing your talent with us!

    • @Leah4sci
      @Leah4sci  5 лет назад

      You're welcome! I'm glad the videos helped :)

  • @NeverMind-zi2rv
    @NeverMind-zi2rv 10 месяцев назад +3

    Man i had my first biochemistry class in college and i didn't understand a thing, i felt like a dumbass. I'm so happy i found this video i feel so relieved !

    • @Leah4sci
      @Leah4sci  10 месяцев назад

      No reason to feel dumb, it's a tough topic. I'm so glad this helped clear things up for you.

  • @amahlemasondo7857
    @amahlemasondo7857 3 года назад +2

    Thankkkk yoouu! Writing tomorrow and this just makes sense!

    • @Leah4sci
      @Leah4sci  3 года назад +2

      You're very welcome!

  • @abod9573
    @abod9573 6 лет назад +4

    5:15 i can"t thank you enough for this info, that what is was looking for, thanks.

    • @floh315
      @floh315 3 года назад

      in my knowledge, D and L isn't concerned with the optical rotation

    • @Leah4sci
      @Leah4sci  8 месяцев назад

      You're welcome!

  • @TrinTran222
    @TrinTran222 4 года назад +2

    Thank you so much. So glad that I found this video !!

    • @Leah4sci
      @Leah4sci  4 года назад

      You are so welcome!

  • @electronicworker4795
    @electronicworker4795 4 года назад +1

    Ur video had helped me a lot for my presentation preparation thanks Leah 😊

    • @Leah4sci
      @Leah4sci  4 года назад

      You're very welcome!

  • @HighFidelityFox
    @HighFidelityFox 6 лет назад +2

    Thank you for all of these tutorials! They are extremely helpful

    • @Leah4sci
      @Leah4sci  6 лет назад

      you are very welcome

  • @vector8310
    @vector8310 3 года назад

    Your presentation was superb. Clear and concise. I'm very grateful.

    • @Leah4sci
      @Leah4sci  3 года назад

      Glad it was helpful!

  • @aaaeia
    @aaaeia 3 года назад +2

    as a directioner the number of times "one direction" was mentioned made me emotional LOL but seriously THANK YOU SO MUCH LEAH youre such a blessing

    • @Leah4sci
      @Leah4sci  3 года назад

      You are very welcome!

  • @hyuckkcuyh
    @hyuckkcuyh Год назад +1

    this is how i dream to be as a professor someday, thank you so muh

  • @robertzolfable
    @robertzolfable 6 лет назад +3

    Gee thank you so much, I needed this a week ago

    • @arahartounian2200
      @arahartounian2200 6 лет назад +1

      robertzolfable you needed this a week ago, I needed this a month ago

    • @Leah4sci
      @Leah4sci  6 лет назад +2

      better late than never?

  • @cabdirzaqaxmed7793
    @cabdirzaqaxmed7793 5 лет назад

    Thank you very much
    you really helped me alot
    pls don't stop posting your video's

    • @Leah4sci
      @Leah4sci  5 лет назад

      Definitely more videos to post! Please make sure you are subscribed and share the channel to your friends :)

  • @sarahholland5980
    @sarahholland5980 3 года назад +3

    This makes so much more sense than my lab handout. Thank you!!!

    • @Leah4sci
      @Leah4sci  3 года назад

      You're very welcome!

  • @nicholasleelibi8733
    @nicholasleelibi8733 6 лет назад

    this is soo detailed love it.keep it maam

    • @Leah4sci
      @Leah4sci  6 лет назад

      Glad you enjoyed it

  • @derasmo9966
    @derasmo9966 Год назад

    so so so good. i realized that i pay the uni just for taking the exams and my diploma

    • @Leah4sci
      @Leah4sci  Год назад

      Lol. That's not good! I hope there's a little bit of teaching going on.

  • @arupbiswas8288
    @arupbiswas8288 6 лет назад +1

    That was really helpful!

    • @Leah4sci
      @Leah4sci  6 лет назад

      I'm glad you liked it!

  • @Sarankumar76r
    @Sarankumar76r 10 месяцев назад

    If R means rectus ( right ) clockwise direction
    S means sinister ( left ) anticlockwise direction
    Iam right ?

    • @Leah4sci
      @Leah4sci  10 месяцев назад

      That is correct with regards to priority groups 1, 2 and 3

    • @Sarankumar76r
      @Sarankumar76r 10 месяцев назад

      @@Leah4sci mam
      Chiral carbon must have four different groups or atom
      Its right or wrong
      Pls explain about chiral carbon or chiral centre

  • @ztho2892
    @ztho2892 6 лет назад

    Your videos have helped soo much, so THANK YOU! Do you by any chance have videos/information on your site about diasteromers?

    • @Leah4sci
      @Leah4sci  6 лет назад

      You are very welcome! glad to help.
      I cover diastereomers in the orgo study hall: leah4sci.com/join

  • @NaeemKhan-nw1zj
    @NaeemKhan-nw1zj 3 года назад

    After watching such a wonderful video. A question arises in my mind. I wish you can make it clear. I want to know what actually is the mechanism that optically active solution/medium rotate the plane of polarized light? Physically what happens there? Thanks

    • @Leah4sci
      @Leah4sci  2 года назад

      I'm sorry, but I don't offer tutoring over social media. For help with questions like this and more, I recommend joining the organic chemistry study hall. Details: leah4sci.com/join or contact me through my website leah4sci.com/contact/

  • @manahilkadhim9934
    @manahilkadhim9934 Год назад

    Thanks!

    • @Leah4sci
      @Leah4sci  Год назад +1

      You're so welcome!

  • @lazarusfumeri7220
    @lazarusfumeri7220 2 года назад

    Real helping video

  • @rosexiong9310
    @rosexiong9310 Год назад

    thank you!

  • @whatever.9317
    @whatever.9317 Год назад

    Hello, sorry for interrupting i just want to ask about achiral compounds : do they have R & S configurations? Or do they rotate? And also i want to ask in chiral compounds why we cancel the lowest priority atom shouldnt it rotate with the others which are attached to the carbon center?

    • @Leah4sci
      @Leah4sci  Год назад

      I'm sorry, but I don't offer tutoring over social media. For help with questions like this and more, I recommend joining the organic chemistry study hall. Details: leah4sci.com/join or contact me through my website leah4sci.com/contact/

  • @lamiamia8282
    @lamiamia8282 Год назад

    thank you

  • @chrishmikashivanthini1320
    @chrishmikashivanthini1320 3 года назад

    I just love u, very interesting and easy

  • @theshadeofjett
    @theshadeofjett 6 лет назад

    In the tube is there only one chiral molecule in there at a time or can u pit 2 in there ?

  • @daamu48
    @daamu48 6 лет назад

    Excellent.I can say excellent a number of times.why? We are biologists to whom your narration makes the entire subject easily understandable.One request.Instead of Bromo butane kindly explain with glucose and amino acids.

    • @Leah4sci
      @Leah4sci  5 лет назад

      I'm sorry, but I don't offer tutoring through RUclips comments. For help with this and more, I recommend joining the organic chemistry study hall. Full details: leah4sci.com/join

  • @laxmikantanayak6819
    @laxmikantanayak6819 3 года назад

    Amazing explanation 👌

    • @Leah4sci
      @Leah4sci  3 года назад

      Glad you liked it!

    • @laxmikantanayak6819
      @laxmikantanayak6819 3 года назад

      @@Leah4sci can I ask you my doubts,I think you can help me solving problems personally?

  • @MissNussiXD
    @MissNussiXD 6 лет назад

    Saved my life

    • @Leah4sci
      @Leah4sci  6 лет назад

      Glad I could help!

  • @algebra1238
    @algebra1238 6 лет назад

    great video

  • @80divyanshupandey39
    @80divyanshupandey39 6 лет назад +4

    Thankyou mam. I love you. But im curious to know from which country you belong. I am really feeling lucky to find u.

    • @Leah4sci
      @Leah4sci  6 лет назад +1

      Why does my country matter?

    • @80divyanshupandey39
      @80divyanshupandey39 6 лет назад

      Leah4sci . Yeah of course no matter. You are only my teacher now. But i would like to tell u that u r a responsible human for humanity as well as for your country. I would like to know that fortunate country by which i would tell my friends that my organic chemistry have been strong with the help of a (.........) tutor instead of a foreigner tutor. I would be glad to know and share your videos. Sorry if my words are inconvenient but i really love your teaching....

    • @Leah4sci
      @Leah4sci  6 лет назад

      Thank you very much for your kind words :) I am in the US

  • @romacoxx1249
    @romacoxx1249 3 года назад

    i love you thank you

    • @Leah4sci
      @Leah4sci  3 года назад +1

      You're welcome!

  • @David-qv9yy
    @David-qv9yy 6 лет назад

    I'm learning about optics in physics 3 will it help?

    • @Leah4sci
      @Leah4sci  6 лет назад

      no, this is about chirality. However, it's a short video so a quick review won't hurt

  • @mohdazeemuddin8353
    @mohdazeemuddin8353 3 года назад

    ❤️

  • @monicac.2140
    @monicac.2140 2 года назад

    👏👍

  • @mahendraparmar2366
    @mahendraparmar2366 3 года назад

    Hey leah!
    Just wanted to tell you, you're be