Question

and Which of the following on benzene ring is deactivating but o, p-directing ? a) OCH, b) -Cl c) -I d) both Cl & I

Answer 1

Answer:

(d)

Explanation:

halogens on benzene ring is o- and p- directing

Answer 2

Answer:

for first question the picture you post is not full. But for carbanion you have to saw whether in the ring there is an electron withdrawing group present or not because due to -R the charge on the anion because stable.

a) d is correct both I and Cl because they both show -I and +R due to 1e filling -I and due to lone pair +R or +M