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)
Anand pratap singh
because thermodynamics of all steps involved in mechanism has overall exothermic effect only with HBr...
with HF and HI... thermodynamics of overall effect becomes endothermic...