Elemental hydrogen is a gas at normal environmental temperatures. At extremely low temperatures or extremely high pressure, it can become a liquid and even a solid.
Hydrogen peroxide is a liquid at room temperature, so its state of matter is liquid.
Hydrogen is a gas in normal conditions.
A gas
A gas
If it were a solid at room temperature, then that would be the state of matter. However, hydrogen is NOT solid at room temperature. It is a gas and that would be the state of matter.
oxygen and hydrogen are a type of matter called gas
gas
The state of matter of hydrogen, which is the lightest element, is that of a gas at room temperature. Hydrogen also is very flammable gas.
Helium, hydrogen, and air are gases.
a gas :P
gas
It is a gas.