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Polonium physical properties Density: alpha phase: 9,196 g/cm3; beta phase: 9,398 g/cm3 Melting point: 254 0C Boiling point: 962 0C Heat of fusion: 13 kJ/mol Heat of vaporization: 102,91 kJ/mol Molar heat capacity: 26,4 J/mol.K Electrical resistivity: 0, 40 microohm.meter Thermal conductivity: 20 W/m.K Atomic radius (empirical): 168 pm First ionization energy: 812,1 kJ/mol Crystalline structure: alpha-phase: cubic; beta phase: rhombohedral Magnetism: monmagnetic Thermal expansion: 23,5 microm/m.K
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What is polonium's state at 20 degrees?
Polonium is a radioactive element with a melting point of 254 degrees Celsius and a boiling point of 962 degrees Celsius. At 20 degrees Celsius, polonium would be in a solid state, as it is well below its melting point. In its solid state, polonium is a silvery metal with a cubic crystal structure.
Is polonium a solid liquid or gas?
Polonium is a solid, man-made, radioactive poor metal.
What is the state polonium is in at room temperiture?
Polonium is a solid at room temperature. It is a rare and highly radioactive metalloid element that has a silvery-gray appearance.
Physical properties of boron?
Boron is a solid metalloid element with unique physical properties. It is hard and brittle with a blackish-brown color. Boron has a high melting point and is a poor conductor of electricity at room temperature.
What is the word origin of polonium?
The element Polonium was named by Marie Curie, who, with her husband, discovered it, for Polonia, or Poland. Mme Curie was born in Poland.
Is polonium similar to sulfur?
Polonium and sulfur are not similar. Polonium is a radioactive metal with toxic properties, while sulfur is a nonmetal element that is commonly found in nature. They have very different chemical and physical properties.
What is element of polonium?
Polonium is a natural radioactive element.
What is the electronegativity of polonium?
The Pauling electronegativity of polonium is 2.
What is the element symbol of polonium?
The element symbol of polonium is Po. It is a radioactive element with atomic number 84.
Which element in group 16 has unstable isotopes?
Polonium is the element in group 16 that has unstable isotopes. It is a radioactive element with no stable isotopes.
Is the element polonium fire resistant?
Polonium is not flammable.
Why was polonium invented?
Polonium is an element and was not invented but discovered.
Is polonium nuclear?
Polonium is a radioactive chemical element.
What are polonium examples?
Polonium is a unique chemical element.
Why are the properties of radium and polonium same?
Polonium and radium are radioactive chemical elements but they have not the same properties.
What do element in an element family have similar?
Elements in the same family, or group, have similar physical and chemical properties.
Which element is most commonly found as a part of polonium?
Polonium doesn't contain another element.
