**Predict the Immediate Product of the Following Lewis Acid-Base Reactions**This exercise involves predicting the immediate product of two Lewis acid-base reactions. In each reaction, the Lewis base is identified by the presence of a lone pair of electrons, and the Lewis acid is the species that accepts the electron pair.**a. Reaction 1:**- Reactants: - $ \text{CH}_3 - \overset{\cdot\cdot}{\text{O}}^– - \text{CH}_3 $ - $ \text{BF}_3 $In this reaction, the methoxide ion acts as a Lewis base with its lone pair of electrons on the oxygen atom, and boron trifluoride ($ \text{BF}_3 $) acts as a Lewis acid due to the electron-deficient boron atom. The immediate product is the adduct formed when the lone pair from the oxygen of methoxide interacts with the boron atom of $ \text{BF}_3 $.**b. Reaction 2:**- Reactants: - $ \text{H} - \overset{\cdot\cdot}{\text{O}} - \text{CH}_2 - \text{CH}_2 - \text{CH}_2 - \text{CH}_2 - \text{CH} - \text{CH}_3 $In this case, the reactants indicate a linear chain alcohol with a hydroxyl group ($ \text{OH} $) at one end. The oxygen atom with its lone pairs of electrons acts as a Lewis base. The other reactant is not shown but should involve a Lewis acid. The oxygen's lone pair can interact with an available electron-deficient atom in the missing reactant to create the immediate product.**Note:** In both reactions, it is essential to identify which atoms act as electron donors and acceptors to predict the formation of the adducts. Understanding the nature of each reactant helps clarify their interaction in forming specific products in Lewis acid-base reactions.

When, any lewis acid reacts with Lewis base than there is formation of an adduct take place in which lewis acid acts as an electrophile while lewis base acts as nucleophile.Lewis acid is a molecule or ion which can accept an electron pair while a lewis base is any molecule or ion which has a lone pair of electrons which can be donated. CH3-O-CH3 has lone pair which acts as lewis base which donates lone pair to BF3 molecule which is a lewis acid which accepts the lone pair and adduct formation take place. Therefore. overall reaction is given as:In a reaction, where the electrophile and nucleophile present in the same molecule is known or reaction taking place with in the 1 molecule is known as intera-molecular reaction. in the given molecule, HO-CH2-CH2-CH2-CH2-C+H-CH3 oxygen has a lone pair which is donated to electrophilic carbon atom which has vacant orbital to accept this lone pair. Write the mechanism: Therefore, overall reaction is given by:

Answered: Predict the immediate product. of each…

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Predict the immediate product. of each of the following Lewis Acid-Base reactions. CH3 - 0 - CH, + BF, → a. b. H-O - CH2-CH2 - CH2 - CH2 - CH - CH3 →

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Question

**Predict the Immediate Product of the Following Lewis Acid-Base Reactions**

This exercise involves predicting the immediate product of two Lewis acid-base reactions. In each reaction, the Lewis base is identified by the presence of a lone pair of electrons, and the Lewis acid is the species that accepts the electron pair.

**a. Reaction 1:**
- Reactants:
- $ \text{CH}_3 - \overset{\cdot\cdot}{\text{O}}^– - \text{CH}_3 $
- $ \text{BF}_3 $

In this reaction, the methoxide ion acts as a Lewis base with its lone pair of electrons on the oxygen atom, and boron trifluoride ($ \text{BF}_3 $) acts as a Lewis acid due to the electron-deficient boron atom. The immediate product is the adduct formed when the lone pair from the oxygen of methoxide interacts with the boron atom of $ \text{BF}_3 $.

**b. Reaction 2:**
- Reactants:
- $ \text{H} - \overset{\cdot\cdot}{\text{O}} - \text{CH}_2 - \text{CH}_2 - \text{CH}_2 - \text{CH}_2 - \text{CH} - \text{CH}_3 $

In this case, the reactants indicate a linear chain alcohol with a hydroxyl group ($ \text{OH} $) at one end. The oxygen atom with its lone pairs of electrons acts as a Lewis base.

The other reactant is not shown but should involve a Lewis acid. The oxygen's lone pair can interact with an available electron-deficient atom in the missing reactant to create the immediate product.

**Note:** In both reactions, it is essential to identify which atoms act as electron donors and acceptors to predict the formation of the adducts. Understanding the nature of each reactant helps clarify their interaction in forming specific products in Lewis acid-base reactions.

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