O2
Although O is the symbol for oxygen, it occurs naturally as a diatomic molecule and is therefore normally written O2.
O
The S is the symbol for sulfur, and the O represents oxygen; because the 2 comes after the O we know there are two oxygens to every sulfur. So the compound is sulfur dioxide. Di- means two, so this is sulfur with two oxygens.
2-
a gas
non-metal
Air is 21 percent oxygen.
The S is the symbol for sulfur, and the O represents oxygen; because the 2 comes after the O we know there are two oxygens to every sulfur. So the compound is sulfur dioxide. Di- means two, so this is sulfur with two oxygens.
2-
it has no oder .
Oxygen is in p block. it is a useful gas. oxygens atomic number is 8.
O2
Colourless gas
a gas
5
One.
There are 3 oxygens
2
hydrogen and 2 oxygens