COMEDK2016ChemistryGeneral Organic Chemistry
Pick out the alkane which differs from the other members of the group.
Options
- A2 -methyl butane
- B2 , 2-dimethyl butane
- C2 , 2-dimethyl propane
- DPentane
Correct answer
B. 2 , 2-dimethyl butane
Step-by-step solution
The molecular formula of 2 -methyl butane, 2 ,2-dimethyl propane and pentane is same i.e. ( C ₅ H ₁₂ ) . They are structural isomers.