जॉइन Examsbook
Which are the main gases present in Sun ?5
प्र: Which are the main gases present in Sun ?
- 1Hydrogen and Heliumtrue
- 2Hydrogen and Argonfalse
- 3Argon and Heliumfalse
- 4Hydrogen and Carbon Diaoxidefalse
- उत्तर देखें
- Workspace