If you are meaning a single atom, gold is heavier than silver. The atomic weight of gold is about 197 amu. Silver is under 108.
If you mean the density, then gold is about 19.3 g/mL while silver is about 10.5 g/mL.
However a 10 grams bar of pure silver on the surface on the earth would weigh more than a 5 gram gold disk.
If you mean the density, then gold is about 19.3 g/mL while silver is about 10.5 g/mL.
However a 10 grams bar of pure silver on the surface on the earth would weigh more than a 5 gram gold disk.