Question

What is meant by +I effect and -ieffect? Name one group each showing +I and -ieffect

Answer 1

-I effect is called negative inductive effect and it means the electron withdrawing substituents tend to attract electrons examples are halogens

+I effect is electron donating substituents and to donate share electrons examples alkyl groups

Answer 2

plus I is positive inductive effect and minus eye is negative inductive effect example of + I is halogens and minus I is alkyl group