How to determine which acid is stronger or weaker?

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Kassidy Tran 1E
Posts: 77
Joined: Fri Sep 28, 2018 12:15 am

How to determine which acid is stronger or weaker?

Postby Kassidy Tran 1E » Fri Dec 07, 2018 2:33 pm

How do you determine which acids are stronger or weaker? For example, between CF3COOH, CH3COOH, and C(CH3)3COOH?

Xinyi Zeng 4C
Posts: 63
Joined: Fri Sep 28, 2018 12:18 am

Re: How to determine which acid is stronger or weaker?

Postby Xinyi Zeng 4C » Fri Dec 07, 2018 3:09 pm

-F is the most electronegative hence most electron-withdrawing, so it will pull the electrons in the COOH group towards itself, hence it will be easier for it to lose H+ and it is the most acidic.
-CH3 group is the most electron-donating and least electron-withdrawing, hence it is harder for it to lose H+ and it is the least acidic.


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