Atomic number 1H
Hydrogen
হাইড্রোজেন
- Reactive non-metal
- Group 1
- Period 1
- Atomic mass 1.008 u
- Gas
- Electrons per shell
- 1
- Electron configuration
- 1s1
- Nucleus
- 1 protons, 0 neutrons
- Valence electrons
- 1
Speed1×
- Group
- 1
- Period
- 1
- Block
- s-block
- Category
- Reactive non-metal
- State at 25 °C
- Gas