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At -200 degrees Celsius, oxygen is in a solid state.
Liquid Oxygen becomes liquid at -183.0 C and solid at −218.79 °C
Air is 21% oxygen so 21% of 200 is 42 oxygen molecules.
The usual state of oxygen is a gas at room temperature and pressure.
Oxygen is a gas at room temperature and pressure.
In peroxides, the oxidation state of oxygen is -1, while in superoxides, the oxidation state of oxygen is -1/2.
Oxygen usually has an oxidation state of -2.
Oxygen is a colorless gas in its natural state.
The oxidation state of oxygen in the compound is -2.
Oxygen is colorless and gas at physical state.
Gas
At -204 degrees Celsius, oxygen is in a solid state, specifically as oxygen ice.