Multiple choice general knowledge science & technology

How many different isomers are possible for a hydrocarbon with the molecular formula C4H10?

  1. 1

  2. 2

  3. 3

  4. 5
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

C4H10 (butane) has exactly two structural isomers: n-butane (continuous chain) and isobutane (2-methylpropane, with a branched structure). No other arrangements are possible with 4 carbon atoms.

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