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Course: Class 11 Chemistry (India) > Unit 12
Lesson 12: Acidic and Basic strength of organic molecules- Why is methanol more acidic than ethanol?
- Comparing organic molecules using all EE Part - 1
- Using electronic effects to compare acidic strength - Resonance
- Why is p-cresol more acidic than o-cresol?
- How does ortho-effect work in benzoic acids?
- Basic strength of organic molecules (Miscellaneous)
- Basic strength of organic molecules in aqueous medium
- Basic strength of aromatic organic molecules
- Basic strength of organic molecules
- Acidic strength of organic molecules
- Acidic strength of benzoic acid derivatives
- Acidic strength of phenol derivatives
- Acidic strength using aromaticity
- Acidic strength using resonance
- Order of acidic strength using inductive effect
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How does ortho-effect work in benzoic acids?
In this video, let's understand why ortho-substituted benzoic acids are more acidic than para and meta-substituted benzoic acids. We study beyond electronic effects to understand the stability of their conjugate base.
Timestamps
The goal of video - 0:00
Looking at ortho-substituted benzoic acids closely - 1:10
The spatial arrangement of benzoate ion - 2:40
Steric inhibition of resonance (SIR) - 3:27
What makes o-hydroxybenzoic acid more acidic than m- & p-hydroxybenzoic acids - 6:26
Conclusion - 7:16
Practice this concept - “https://www.khanacademy.org/science/class-11-chemistry-india/xfbb6cb8fc2bd00c8:in-in-organic-chemistry-some-basic-principles-and-techniques/xfbb6cb8fc2bd00c8:acidic-and-basic-strength-of-organic-molecules/e/acidic-strength-of-benzoic-acid-derivatives?lang=en”
Check out more videos and exercises on “Acidic and basic strength of organic molecules” - https://www.khanacademy.org/science/class-11-chemistry-india/xfbb6cb8fc2bd00c8:in-in-organic-chemistry-some-basic-principles-and-techniques/xfbb6cb8fc2bd00c8:acidic-and-basic-strength-of-organic-molecules/e/basic-strength-of-organic-molecules-miscellaneous
To get you fully ready for your exam and help you fall in love with “Organic chemistry”, find the complete bank of exercises and videos for “Organic chemistry essentials” here - https://www.khanacademy.org/science/class-11-chemistry-india/xfbb6cb8fc2bd00c8:in-in-organic-chemistry-some-basic-principles-and-techniques. Created by Mahesh Shenoy.