Question

if a laddoo and jamun are exposed to air which gets spoiled first and why

Answer 1

jamun will get spoiled first. As it contains mava if it will not cooked properly it will spoiled where as laddoo is made to cook properly to make it brown so it doesn't spoil soon.

Answer 2

jaamun will spoil first as it contains more ammount of oil as compared to ladoo . it spoils because of rancidity . jaamun when exposed to air because of oxygen it gets oxidize and its taste and odour changes and it spoils. Oily items arerancid to air

Rancidity can be prevented using antioxidants (agents that prevents oxidation) like nitrogen .or it can be stored in airtight containers