Boron is a solid at room temperature.
Bromine is a liquid at room temperature.
At room temperature, xenon is a colorless, odorless gas.
At room temperature plutonium is a solid metal.
At room temperature, copper hydroxide is solid.
Solid.
Silicon is a solid at room temperature.
it is gas at room tempreature.
Gaseous
Solid
solid
Solid
Helium is a gas at room temperature.
It is a solid at room temperature.
Boron is a solid at room temperature.
solid
solid