Which of the following gases can be used for storage of fresh sample of an oil for a long time?

(a) CO2 or O2 (b) N2 or O2 (c) CO2 or He (d) He or N2

Answer: D.

  • 5

Dear Piyush

the correct answer is (d) as NO2 and He prevent rancidity of oil

  • 4

(D)

  • 1
What are you looking for?