1
MCQ (Single Correct Answer)

AIPMT 2000

Which is maximum stable?
A
1-Butene
B
cis-2-Butene
C
trans-2-Butene
D
All have same stability.

Explanation



This is most stable as the repulsion between two methyl groups is least.
2
MCQ (Single Correct Answer)

AIPMT 2000

Which reagent converts propene to 1-propanol ?
A
H2O, H2SO4
B
B2H6, H2O2, OH$$-$$
C
Hg(OAc)2, NaBH4/H2O
D
Aq. KOH

Explanation

Propene adds to diborane (B2H6) giving an addition product. The addition compound on oxidation gives 1-propanol. Here addition of water takes place according to anti-Markownikoff’s rule.

EXAM MAP

Joint Entrance Examination

JEE Advanced JEE Main

Medical

NEET

Graduate Aptitude Test in Engineering

GATE CSE GATE ECE GATE ME GATE PI GATE EE GATE CE GATE IN