Sulphur is solid at 20 Celsius.
Sulfur exists in a solid state at 20 degrees Celsius. At this temperature, sulfur appears in its rhombic crystal form.
At 20 degrees Celsius, wax is typically in a solid state.
At 20 degrees Celsius, nitrogen is in a gaseous state as it has a boiling point of -196 degrees Celsius and a melting point of -210 degrees Celsius.
At 20 degrees Celsius, copper is in its solid state. Copper has a melting point of 1,085 degrees Celsius, so at 20 degrees Celsius, it remains a solid metal.
Gold is a solid state at 20 degrees Celsius. Gold has a melting point of 1,064 degrees Celsius and a boiling point of 2,807 degrees Celsius, so at 20 degrees Celsius it would be in its solid phase.
At -20 degrees Celsius, water is in a solid state and is frozen as ice.
Boron is a solid at 20 0C.
At 20 degrees Celsius, copper is in a solid state. Copper melts at 1,085 degrees Celsius, so at 20 degrees Celsius, it remains solid.
Gold would be in solid state at 20 degrees Celsius because its melting point is 1064 degrees Celsius.
Phosphorus is typically a solid at 20 degrees Celsius.
Calcium is a solid at 20 degrees Celsius. It has a melting point of 842 degrees Celsius, so it remains in a solid state at room temperature.
At 20 degrees Celsius, cobalt is in a solid state. Cobalt's melting point is 1495 degrees Celsius, so at 20 degrees Celsius it would be solid.