MEDIUMMCQ SINGLENEET ChemistryOrganic ChemistryHydrocarbonsPreparation of Alkenes
Which of the following is the major product when 1-butanol is heated with concentrated H2SO4?
A.1-butene
B.Cis-2-butene
C.Trans-2-butene✓ Correct
D.All of the above
Explanation
The major product formed on the dehydration of primary alcohol with concentrated sulphuric acid is trans-2-butene. The reaction is shown below: Hence, the correct option is (c).
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