Q51E

Question

Write two complete balanced equations for each of the following reactions, one using condensed formulas and one using Lewis structures.

(a) 1-butanol reacts with acetic acid

(b) propionic acid is poured onto solid calcium carbonate

 

Step-by-Step Solution

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Answer





                                                 Condensed structures



                                                        Lewis structures


b)



                                         Condensed structres



                                             Lewis structures

1Step 1: Subpart a)



Reaction of l-butanol with acetic acid

When acid and alcohol react together, they give an ester.

That ester has an acyl chain of an acid and an ester group of an alcohol, meaning that the product is butyl acetate.

We have shown both types of reactions with Lewis structures and condensed formulas below.

In these reactions, also, water is another product because both \(OH\) and \(H\) are removed from these groups.



                                                 Condensed structures



                                                        Lewis structures

2Step 3: Subpart (b)

Reaction of propionic acid with \(CaC{O_3}.\) 

In this reaction, benzoic acid is an acid while \(CaC{O_3}\) acts as a base, meaning we have an acid-base reaction.

Propionic acid loses its acidic proton and complexes with calcium. Since it's a bivalent cation, 2 molecules of propionic acid and anion are needed.

Another product is carbonic acid which decomposes to and \({H_2}O\) since it's unstable.



                                        Condensed structres



                                                   Lewis structures