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Home  >>  EAMCET  >>  Chemistry
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The formal changes of $ N_{(1)}, N_{(2)}$ and $O$ atoms in : $ \ddot{N_{(1)}} =\ddot{N_{(2)}} = \ddot {O} : $ are respectively :

$\begin {array} {1 1} (1)\;+1, -1, 0 & \quad (2)\;-1, +1, 0 \\ (3)\;+1,+1, 0 & \quad (4)\;-1,-1,0 \end {array}$

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