depends on what type of gas some of them are gases until cool them but most of them are gases at room temp
Hydrogen's physical state at room temperature is a gas.
the physical state of oxygen at room temperature is GAS! - Joslyn ;*
At room temperature krypton is a gas.
It is a gas at room temperature.
oxygen's physical state is gas
Gas
Neon is a gas at room temperature.
Krypton is a gas at standard room temperature and pressure.
Sulfur dioxide is a gas at room temperature.
Fluorine is a gas at room temperature.Fluorine is a gas at room temperature
The physical state of chlorine is a Greenish yellow gas with a pungent, irritating odor.
The state of carbon at standard room temperature and pressure is solid.