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Question

Isopentane, also called ________, is a branched-chain saturated hydrocarbon with the chemical formula C 5H 12 .

The correct answer is

2-methylbutane 

Isopentane is 2-methylbutane: a four-carbon parent chain with one methyl group at carbon 2, giving five carbons in total.

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Important Questions from Hydrocarbons

  1. Which of the following base is found in soap?

  2. Which one of the following is the general formula of Alkenes?

  3. \({\rm{C}}{{\rm{H}}_3}{\rm{COOH}}\mathop \to \limits^{LiAI{H_4}} {\rm{A}}\mathop \to \limits^{PC{I_5}} {\rm{B}}\mathop \to \limits^{alc.KOH} {\rm{C}}\) Homologue of ‘C’ in the above reaction is:
  4. Maximum quantity of carbon is present in

  5. Which of the following pair gives 1° carbonium ion by hydrolysis of C-Br bond?

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