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
here alkene is trans and addition if Br2 takes place anti so the product should be meso or erythro. here due to asymmetric alkene only erythro product is possible. so option 1 and 4 both are correct.