Organic Compounds

What class of hydrocarbon does the image belong to?

• Alkane

• Aromatic

• Ketone

• Thiol

Propanethiol, a colorless liquid with a skunk or cabbage- like odor, is an example of

• Alkene

• Carboxylic acid

• Sulfide

• Thiol

What is the correct relationship between the two molecules shown?

• There is no relationship.

• They are functional isomers.

• They are chain isomers.

• They are positional isomers.

Which of the following compounds below represent an ether?

• CH₃O(CH₂)₄CH₃

• CH₃COOH

• CH₃(CH₂)₅OH

• CH₃COOCH₃

The molecular formula C₃H₆O represents an aldehyde and ketone, is a type of

• chain isomerism

• functional isomerism

• position isomerism

• stereoisomerism

What is the difference between an amine and an amide?

• Amine contains a single bond to an amino acid while amide has a carbonyl group and an amino acid.

• Amine contains a single bond to an amino acid while amide contains a double bond.

• Amine contains an NH₂ while amide has NH₃.

• Amine contains a carbonyl group and an amino acid while amide has a single bond connected to an amino acid

What is the general structure of carboxylic acid?

• R-O-R

• R-COO-H

• R-CO-OH

• R-S-R

Which structural isomer has the basic carbon skeleton that remains unchanged but differs in the location of a noncarbon group?

• Chain Isomer

• Configurational isomer

• Positional Isomer

• Functional Isomer

Which of the following is NOT TRUE about organic compound?

• It includes both natural and synthetic compounds that contain carbon

• It is a substance that could not be synthesized artificially

• It is key components of plastics, soaps, and many other substances that we use every day.

• It's defining trait is having carbon as the principal element, bonded to hydrogen and other carbon atoms.

Which of the following hydrocarbons does not have isomers?

• C₄H₈

• C₃H₈

• C₅H₁₀

• C₆H₁₄