Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Dinesh khalmaniya 1
phenyl group can show both +R or -R depends on attached group.. if attached group have multiple bond then it shows +R if attached group have lone pair then it show -R. If we talk about Inductive effect then phenyl group show -I effect because of sp2 carbons. Shweta, always remember that R is dominant over I effect