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AP EAMCET Engineering 20 Apr 2019 Shift 2 Paper

Section: Chemistry
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Question : 136 of 160
 
Marks: +1, -0
The stability order of the following resonance structures is
I) CH2 = CH -
:O:
||
C
−H
II) CH2+ - CH =
:
..
O
:−
|
C
 - H
III) : CH2− - CH =
:
+
O
:
|
C
 - H
Validate
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