Question

Which isomer of hexane has only two different sets of structurally equivalent hydrogen atoms ?
A. 2, 2-dimethylbutane
B. 2-methylpentane
C. 3-methylpentane
D. 2, 3-dimethylbutane

Answer 1

Correct Answer - D
`{:(" "CH_(3)" "CH_(3)),(" |"" |"),(CH_(3)-CH-CH-CH_(3)):}`
2, 3-Dimethylbutane has two sets of structure-rally equivalent hydrogens (twelve `1^(@)` and two `3^(@)`)