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Ch.12 Alcohols, Thiols, Ethers, Aldehydes, and Ketones
Timberlake - Chemistry: An Introduction to General, Organic, and Biological Chemistry 13th Edition
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353Non è quello che usi tu?Cambia libro di testo
Capitolo 12, Problema 16a

Identify each of the following compounds as an aldehyde or a ketone:
a. Chemical structure of an aldehyde with a carbonyl group and a hydroxyl group, labeled with hydrogen atoms.

Guida verificata passo dopo passo
1
Step 1: Understand the structural difference between aldehydes and ketones. Aldehydes have a carbonyl group (C=O) bonded to at least one hydrogen atom, while ketones have a carbonyl group bonded to two carbon atoms.
Step 2: Examine the structure of the compound in the image provided. Look for the carbonyl group (C=O) and identify the atoms directly attached to the carbonyl carbon.
Step 3: If the carbonyl carbon is bonded to one hydrogen atom and one other group (either a carbon or hydrogen), the compound is an aldehyde. If the carbonyl carbon is bonded to two carbon atoms, the compound is a ketone.
Step 4: Use the information from Step 3 to classify the compound in the image as either an aldehyde or a ketone.
Step 5: Confirm your classification by reviewing the structure again to ensure the correct identification of the groups attached to the carbonyl carbon.

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Aldehyde

An aldehyde is an organic compound characterized by the presence of a carbonyl group (C=O) at the end of a carbon chain. The general formula for aldehydes is RCHO, where R represents a hydrocarbon group. Aldehydes are typically more reactive than ketones due to the carbonyl group's position, which makes them susceptible to nucleophilic attack.
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Naming Aldehydes Example 2

Ketone

A ketone is an organic compound that contains a carbonyl group (C=O) located within a carbon chain, specifically between two carbon atoms. The general formula for ketones is RC(=O)R', where R and R' can be the same or different hydrocarbon groups. Ketones are generally less reactive than aldehydes and are commonly found in various biological and industrial processes.
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Ketone Bodies Concept 1

Carbonyl Group

The carbonyl group is a functional group consisting of a carbon atom double-bonded to an oxygen atom (C=O). It is a key feature in both aldehydes and ketones, influencing their chemical properties and reactivity. The position of the carbonyl group determines whether a compound is classified as an aldehyde or a ketone, making it essential for identifying these compounds.
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Functional Groups with Carbonyls Example 3