General Science Biology Invention and Discoveries

Oxygen is discovered in which year and by whom?

1
1777 , Robert Brown
2
1774, J. C. Bose
3
1789, Rudolf Virchow
4
1774, Joseph Priestley

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters