Shorts 4 | Some Basic Concepts of Chemistry Class 11

[@dineshbhati5542]

All of these , option 4 . Because all gases are harmful which come in greenhouse gases 😊

[@SarojVidyapeeth]

Correct

[@PriyankSilswal-co6qg]

2👍

[@SarojVidyapeeth]

Incorrect. Correct answer is 4.