Consider following carbanions give write number of catbonions which are more stable than

Explanation

`therefore` More stable when -M l-1 group attached.
(i) `-OCH_(3)(+M "effect")`
(ii) `-NO_(2)` (-1 effect) meta-positon
(iii) `-CN(-M,1)`
(iv) `-CH_(3)(+1)(+H)` effect
(v) `-CH_(2)-CH_(3)(+1)(+H)` effect
(vi) `-underset(O)underset(||)C-H(-M,-1)` effect
(vii) `-Cl(-1)` effect