BITSAT 2013 Paper

Section: Chemistry
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Question : 56 of 150
 
Marks: +1, -0
Among the following four structures I to IV,
(I) C2H5
CH3
|
CH
C3H7

(II) CH3
O
||
C
CH3
|
CH
C2H5

(III) H
H
|
C
|
H
+

(IV) C2H5
CH3
|
CH
C2H5

it is true that
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