The minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.
Nitrogen, Oxygen, and Fluorine do not follow this trend. The noble gas electron configuration will be close to zero because they will not easily gain electrons.
Absolute zero that means cooling - 0 degree
False, that only applies to water as far as I know, but I know for a fact that gold does not melt at 0 degrees Celsius