Question

What type of organic compound contains the following functional group?

Carboxylic acid
Ester
Ketone
Amine

Answer 1

I think its B

Answer 2

@AccessDenied

Answer 3

I agree with that choice.
You have the C = O double bond, and the other two bonds are a C - C bond and a C - O - C bond. These fit the characteristics of (B) an Ester.
Picture is also nice, where R and R' are alkyl / aryl groups: http://upload.wikimedia.org/wikipedia/commons/3/34/Ester-general.svg

Answer 4

Thanks a lot! im going to tag you in another question..

Answer 5

Sure; it seems there is a bit of site lag, we might have some issues so I'll see what I can do.

Answer 6

Yeah i know i can tell! sucks