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Tardigrade
Question
Chemistry
Which of the following is the most stable alkene?
Q. Which of the following is the most stable alkene?
2489
183
AFMC
AFMC 2007
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A
R
2
C
=
C
R
2
B
RC
H
=
C
H
R
C
RC
H
=
C
H
2
D
C
H
2
=
C
H
2
Solution:
We know that the greater number of alkyl groups attached to double bonded carbon atoms, more stable is the alkene. Therefore, most stable alkene is
R
2
C
=
C
R
2
Order of stability of alkenes is
C
H
2
=
C
H
2
<
RC
H
=
C
H
2
<
RC
H
=
C
H
R
<
R
2
C
=
C
R
2
