SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following are isomers of pentane?I. 2-methylpentaneII. methylbutaneIII. dimethylpropane
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I and II only
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I and III only
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II and III only
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I, II and III
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Explanation:
Detailed explanation-1: -There are only three structural isomers possible with the chemical formula C5H12: n-pentane, 2-methylbutane, and 2, 2-dimethylpropane.
Detailed explanation-2: -Pentane is an alkane with the chemical formula C5H12. The three structural isomers of pentane are n-pentane, isopentane, and neopentane.
Detailed explanation-3: -Pentane has three structural isomers that are n-pentane, Iso-pentane (methyl butane), and neopentane (dimethylpropane).
Detailed explanation-4: -The hydrocarbon 2-methyl butane is an isomer of n-pentane.
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