Which gas is used in food packaging industry to prevent chips from getting oxidised?

Nitrogen

The correct answer is option 2. Nitrogen.

The gas used in the food packaging industry to prevent chips from getting oxidized is: Nitrogen

Nitrogen gas is commonly used in the food packaging industry as an inert gas to displace oxygen from packaging containers. By replacing the oxygen with nitrogen, it helps to create an oxygen-free environment that reduces the risk of oxidation, thereby extending the shelf life of the packaged food products like chips.