Which Compound Below Would Give Rise to 4 Signals in the Proton

question 28

Multiple Choice

Which compound below would give rise to 4 signals in the proton NMR spectrum and 4 signals in the carbon NMR spectrum? (Assume you can separate and see all peaks.)

• A)I
• B)II
• C)III
• D)IV
• E)More than one of the above.

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Definitions:

Positive Reinforcer

An incentive that, when given following an action, enhances the probability of the action occurring again.

Punisher

An aversive stimulus that, when applied following a behavior, decreases the likelihood of that behavior occurring again in the future.

Primary Reinforcer

A naturally reinforcing stimulus, such as food or water, that satisfies a basic biological need.

Punishment

A consequence aimed at reducing a particular behavior, often used as a behavioral modification technique.