Recognised as Chemical element
Gadolinium
- Gd
- Z = 64
- lanthanide
Gadolinium (Gd) is element 64, a lanthanide in period 6. Its standard atomic weight is 157.25 Da. Weights follow IUPAC standard atomic weights, 2021 revision.
Identity
SymbolGd
Standard atomic weight157.25atomic mass units (Da)
Mass in kilograms2.6111977 × 10^-25
Categorylanthanide
GroupLanthanide/actinide series, with no group number
Period6
Blockf-block
Electrons in a neutral atom64
Neutrons in the most common isotope93≈
Quantities
Molar mass157.25 g/mol
Mass of one mole157.25 grams
Atoms in one gram3.8296603 × 10^21
Mass of one atom2.6111977 × 10^-22 g
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