it doesn;t have any question dummie
2-
it has no oder .
Oxygen is in p block. it is a useful gas. oxygens atomic number is 8.
a gas
Colourless gas
5
O2
Liquid density at boiling point (90 K) is 1.141 g·cm−3
One.
hydrogen and 2 oxygens
It is 15.999
2