Astronomy

Platinum (O6)

Platinum (Pt) is a chemical element belonging to the category Transition metal, with atomic number 78 and atomic mass 195.0800 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Iridium (O5)

Iridium (Ir) is a chemical element belonging to the category transition metal, with atomic number 77 and standard atomic mass 192.2200 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Osmium (O4)

Osmium (Os) is a chemical element belonging to the category Transition metal, with atomic number 76 and atomic mass 190.2300 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Rhenium (O3)

Rhenium (Re) is a chemical element belonging to the category Transition metal, with atomic number 75 and atomic mass 186.2070 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Tungsten (O2)

Tungsten (W) is a chemical element belonging to the category Transition metal, with atomic number 74 and atomic mass 183.8400 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Tantalum (O1)

Tantalum (Ta) is a chemical element belonging to the category Transition metal, with atomic number 73 and atomic mass 180.9500 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Hafnio (N9)

Hafnium (Hf) is a chemical element belonging to the category Transition metal, with atomic number 72 and atomic mass 178.4900 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Lutecio (N8)

Lutecio (Lu) is a chemical element belonging to the category Inner transition metal, with atomic number 71 and atomic mass 174.9700 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Ytterbium (N7)

Ytterbium (Yb) is a chemical element belonging to the category Inner transition metal (lanthanide), with atomic number 70 and atomic mass 173.0400 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Tulio (N6)

Tulio (Tm) is a chemical element belonging to the category Inner transition metal, with atomic number 69 and atomic mass 168.9340 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Erbium (N5)

Erbium (Er) is a chemical element belonging to the category Inner transition metal, with atomic number 68 and atomic mass 167.2600 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Holmio (N4)

Holmio (Ho) is a chemical element belonging to the category Inner transition metal (lanthanide), with atomic number 67 and atomic mass 164.9300 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Dysprosium (N3)

Dysprosium (Dy) is a lanthanide (f-block rare-earth metal) with atomic number 66 and atomic mass 162.50 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Terbium (N2)

Terbium (Tb) is a chemical element belonging to the category Inner transition metal, with atomic number 65 and atomic mass 158.9250 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Gadolinium (N1)

Gadolinium (Gd) is a lanthanide (inner transition metal), with atomic number 64 and atomic mass 157.2500 u. This sheet describes its essential properties, periodic position and physical characteristics.

Europium (M9)

Europium (Eu) is a chemical element of the lanthanide series (inner-transition metal) with atomic number 63 and standard atomic mass 151.964 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Samarium (M8)

Samarium (Sm) is a chemical element of the lanthanide series, atomic number 62 and standard atomic weight 150.36 u. This entry describes its fundamental properties, periodic position and physical-chemical characteristics.

Promethium (M7)

Promethium (Pm) is a chemical element belonging to the category Inner transition metal (lanthanide), with atomic number 61 and atomic mass 145.0000 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Neodymium (M6)

Neodymium (Nd) is a chemical element belonging to the category Inner transition metal, with atomic number 60 and atomic mass 144.2400 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

Praseodymium (M5)

Praseodymium (Pr) is a chemical element belonging to the category Inner transition metal, with atomic number 59 and atomic mass 140.9100 u. This sheet describes its fundamental properties, periodic position and physical characteristics.