Pentane and 2-Methylbutane Have Third Isomer, Neopentane

question 34

Multiple Choice

Pentane and 2-methylbutane have third isomer, neopentane. What is the IUPAC name of this isomer?

• A) 2,2-dimethylpropane
• B) 2-methylisobutane
• C) 2-ethylpropane
• D) none of these

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Definitions:

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