Chemical element
Hydrogen
- H
- Z = 1
- nonmetal
Hydrogen (H) is element 1, a nonmetal in period 1 and group 1. Its standard atomic weight is 1.008 Da. Weights follow IUPAC standard atomic weights, 2021 revision.
Identity
SymbolH
Standard atomic weight1.008atomic mass units (Da)
Mass in kilograms1.6738234 × 10^-27
Categorynonmetal
Group1
Period1
Blocks-block
Electrons in a neutral atom1
Neutrons in the most common isotope0≈
Quantities
Molar mass1.008 g/mol
Mass of one mole1.008 grams
Atoms in one gram5.974346 × 10^23
Mass of one atom1.6738234 × 10^-24 g
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page