The fresh surface of plutonium is metallic, silvery.
At room temperature plutonium is a solid metal.
Plutonium is a solid at room temperature.
At room temperature plutonium is a solid metal.
At room temperature plutonium is a solid metal.
Plutonium is a solid metal at room temperature.
At room temperature plutonium is a solid metal.
At room temperature plutonium is a solid radioactive metal.
At room temperature plutonium is a solid, radioactive metal, very dense.
At room temperature plutonium is a solid metal.
Yes, at room temperature.
Just like other object, a piece of plutonium, too, will tend to have the same temperature as its surroundings. If, for example, on a warm day the temperature is 30 degrees, then the piece of plutonium - or any other object - will eventually have this temperature.
Nothing important at room temperature and with bulk plutonium; some formation of plutonium oxide.