AP EAMCET Engineering 22 Apr 2019 Shift 1 Paper
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Question : 138 of 160
Marks:
+1,
-0
Identify ortho and para directing groups from the following
I : - CHO
II : -N H C O C H 3
III : -O C H 3
IV : -S O 3 H
I : - CHO
II : -
III : -
IV : -
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