Uranium is now placed in a special group (family) of chemical elements - actinoids.
Uranium is considered also a transition metal.
For example the radioactivity and instability.
carbon (group 14, period 2) hydrogen (group 1, period 1) nitrogen (group 15, period 2) oxygen (group 16, period 2) sulphur (group 16, period 3) halogens (group 17, period 2-5)
Uranium belongs to the actinide family of elements in the periodic table.
Group number 12, period number 4 Transition metal
Calcium is present in period 4. its group no. is 2
Uranium has no odor.
any color
For example the radioactivity and instability.
nuclear energy
Uranium is a solid metal at room temperature.
Uranium is used as nuclear fuel.
Carbon is in group 14, period 2
Nitrogen is period 2, group 15. sodium is period 3 group 1, iodine is period5 group 17. mercury is period 6 group 12.
nitrogen- group 15; period 2 sodium- group 1; period 3 iodine- group 17; period 5 mercury- group 12; period 6
atomic number: 92 protons mass: 238.1 amu
Uranium is a metal, solid, radioactive at room temperature.
Uranium is easily oxidized by oxygen.In powdered form is pyrophoric.