Acetone and Ketone Structures

The video tutorial explains the Lewis structure of acetone, also known as propanone, and its classification as a ketone. It details the structure of ketones, highlighting the carbon and double-bonded oxygen arrangement. The tutorial guides viewers through constructing the acetone Lewis structure, including the placement of carbon, oxygen, and hydrogen atoms, ensuring each atom achieves an octet. The video concludes with a summary of the acetone structure and its functional group, emphasizing the ease of drawing it once the ketone group is recognized.

What is another name for acetone?

• Butanone

• Methanol

• Ethanol

• Propanone

What is a defining feature of a ketone?

• A carbon single-bonded to hydrogen

• A carbon triple-bonded to nitrogen

• A carbon double-bonded to oxygen with carbons on either side

• A carbon double-bonded to sulfur

How many valence electrons are used in the acetone Lewis structure?

• 24

• 20

• 26

• 18

Where is the oxygen atom placed in the acetone Lewis structure?

• Single-bonded to a carbon

• Double-bonded to a central carbon

• Between two hydrogen atoms

• At the end of the chain

How many hydrogen atoms are present in the acetone molecule?

• 7

• 6

• 5

• 4

What ensures that each atom in acetone achieves an octet?

• Adding more carbon atoms

• Adding extra hydrogen atoms

• Using all 24 valence electrons

• Removing oxygen atoms