Acid Strength and the Inductive Effect: What’s the Connection?

Acid Strength and the Inductive Effect: What’s the Connection?

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Interactive Video

Chemistry, Science

10th Grade - University

Hard

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The video tutorial explains how the presence of alkyl and halogen groups affects the acidity of carboxylic acids. Formic acid, lacking alkyl groups, is a strong acid, while acetic and propionic acids are weaker due to electron-repelling alkyl groups. Chloroacetic acid is stronger than acetic acid because chlorine, a strong electron-withdrawing group, increases acidity. Among halogen-substituted acids, fluoroacetic acid is the most acidic due to fluorine's strong electron-withdrawing effect. Trichloroacetic acid, with three chlorine atoms, exhibits a cumulative inductive effect, enhancing its acidity.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the effect of alkyl groups on the acidity of organic acids?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the presence of chlorine in chloroacetic acid affect its acidity compared to acetic acid?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What role do plus I and minus I groups play in determining the strength of an acid?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Compare the acidity of fluoroacetic acid and bromoacetic acid based on their substituents.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the cumulative inductor effect caused by multiple strong minus I groups in trichloroacetic acid.

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