Oxygen was discovered in the year:
آکسیجن کس سال میں دریافت ہوئی
- 1774
- 1988
- 1779
- none of these
Explanation
Joseph Priestly discovered oxygen on August 1, 1774.
The most abundant element in the Earth's crust is oxygen, making up 46.6% of Earth's mass
Comments
Leave a Reply
Your email address will not be published. Required fields are marked *