gas
At standard temperature and pressure, chlorine will be a gas.
its a solid.
At standard pressure and temperature it is a solid.
Aluminum's standard state is solid at room temperature and pressure.
Radium is a solid in standard temperature and pressure.
Chlorine's standard state is a gas at room temperature and pressure. It exists as diatomic molecules (Cl2).
At STP (standard temperature and pressure), it is a diatomic gas, Cl2.
At room temperature and pressure radium is a solid metal.
The state of carbon at standard room temperature and pressure is solid.
No: hydrogen sulfide is a gas at standard room temperature and pressure
At room temperature and pressure it is in liquid state. Its melting point is 280 K under standard pressure.
The accepted standard state values for temperature is 298 K (25°C) and pressure is 1 bar (100 kPa).