本题目来源于试卷: Classification of Matter A.2 Classification of Organic Compounds，类别为 IB化学
[单选题]
Which pairs of moleculesd3 ;5in-gr)ic3jsv +bs1bbo(d 9i aar are structural isomers of eac9 :a ( yj4v7ibd7mhcvegowq+8h other?
A. 1-bromopropane, 1-bromobutane
B. Methoxyethane, propanol
C. Ethanal, propanone
D. Pentanoic acid, methylpropanoate
参考答案: B
本题详细解析:
Explanation: Structural isomers have the same molecular formula but different structural formulae. Methoxyethane and propanol both have the molecular formula $C_3H_8O$.
| 
