Which is the first member of the alkene series?

Practice MCQ for SSC, UPSC, RRB Exams

A. Ethene A.

B. Methane B.

C. Propene C.

D. Butene D.

Correct Answer: A সঠিক উত্তর: A

Explanation ব্যাখ্যা

Alkenes are unsaturated hydrocarbons that contain at least one double bond (C=C).
Their general formula is CₙH₂ₙ, where n ≥ 2.

The smallest possible alkene must have at least 2 carbon atoms, because you need two carbon atoms to form a double bond.

Ethene (C₂H₄):

Structure: H₂C=CH₂

Simple, colorless gas

Used in making plastics (like polyethylene)

Also acts as a plant hormone (promotes fruit ripening)

Practice MCQ for SSC, UPSC, RRB Exams

Correct Answer: A সঠিক উত্তর: A

Explanation ব্যাখ্যা

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