Which of the following is correct IUPAC name of compound?
$C H_{3} - C H_{2} - C H = C H - C H_{3}$

Pent-2-ene

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Prop-1-en-2-yne

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1-Methylpropane

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Pen-4-ene

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Solution

The correct option is A Pent-2-ene
$5 C H_{3} - 4 C H_{2} - 3 C H = 2 C H - 1 C H_{3}$

The IUPAC name of the given compound is Pent-2-ene.

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