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
HI is most basic because EN order is F>Cl>Br>I more the EN, stronge the bond so HF bond is strong while Hl bond is weak so HI bond can break easily and has most basicity