The Compound Butanone Does Not Need a Number to Specify

question 39

Multiple Choice

The compound butanone does not need a number to specify the location of the carbonyl group on the parent carbon chain.Which of the following best explains why?

• A)The C=O is assumed to be on C-1 of the parent chain if it is not specified.
• B)The C=O can only be on C-2 of the parent chain in this compound for it to be a ketone.
• C)The C=O is on an end carbon in this compound,and therefore does not need to be specified.
• D)The location of a C=O does not need to be specified for a cyclic ketone.
• E)The location of the C=O in this compound is not significant to the name.

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Definitions:

REM Sleep

A stage of sleep characterized by rapid eye movements, vivid dreaming, and increased brain activity.

Stage 1 Sleep

The initial phase of sleep, characterized as the transition period from wakefulness to sleep, during which individuals are easily awakened and may experience a sensation of falling.

Dreams

The sequences of thoughts, images, and sensations occurring in a person's mind during sleep.

Typical Adult

A reference to an average adult in terms of development, behavior, or characteristics, within a standard or normative framework.