2. Uranium,a silver-white radio ative materias melts at 1132°C and boils at 3818°C. It has a density of 19.10g/cm³. When finely powdered it decomposes in cold water. It produces a green and volatile compound. It also reacts with acid to form gas and salt.
PA HELP PO PLS
PHYSICAL PROPERTIES
INTENSIVE:
EXTENSIVE:
CHEMICAL PROPERTIES:
PA HELP PO PLS
PHYSICAL PROPERTIES
INTENSIVE:
EXTENSIVE:
CHEMICAL PROPERTIES:
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Answer:
Uranium (chemical symbol U) is a naturally occurring radioactive element. When refined, uranium is a silvery-white metal. Uranium has three primary naturally occurring isotopes: U-238, U-235 and U-234.
Explanation:
Type of Radiation Emitted:
Alpha Particles
Gamma Rays
Half-life:
Uranium-238: 4.47 billion years
Uranium-235: 700 million years
Uranium-234: 244,000 years