How Many Different B-Hydroxyaldehydes and B-Hydroxyketones, Including Constitutional Isomers and Stereoisomers

question 38

Multiple Choice

How many different b-hydroxyaldehydes and b-hydroxyketones, including constitutional isomers and stereoisomers, are formed upon treatment of a mixture of acetone and acetophenone with base?

• A) 4
• B) 6
• C) 9
• D) 12

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Definitions:

Variable-Interval Reinforcement

Giving out a reward after a random amount of time has passed.

Fixed-Ratio Reinforcement

Giving out a reward after a certain number of behaviors.

Positive Reinforcement

A process in psychology where behaviors are increased or strengthened by providing a reward or positive outcome after the desired behavior is performed.

Negative Reinforcement

A psychological principle where the removal or avoidance of an unpleasant stimulus as a consequence of a behavior increases the likelihood of that behavior being repeated.