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)
Pinky chaudhary Chaudhary
π-bonds are weaker than sigma bonds. all the π-bonds will be become sigma bonds here.