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)
Narayanarao gundoju
in Baeyer- viliger oxidation if you use acidic medium peoxides or alkylsilylperoxides or MCPBA, lactone and also steric carbonyls give lactone.