Waterstof

Waterstof (H)

chemiese element met atoomgetal 1
Atomic Number1
Atomic Weight1.008
Massagetal1
Group1
Period1
Blocks
proton1 p+
neutron0 n0
elektron1 e-
Animated Bohr model of H (Waterstof)

Physical Property

Atoomradius
25 pm
molar volume
Covalent Radius
32 pm
Metallic Radius
Ioonradius
-38 pm
Crystal Radius
-24 pm
Van der Waals radius
110 pm
density
0,000082 g/cm³
Atomic Radii Of The Elements: Waterstof0102030405060708090100110pmAtoomradiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
electron affinity
0,754195 eV/particle
ionization energy
13,598434005136 eV/particle
Verdampingswarmte
0,904 kJ/mol
smeltingswarmte
0,117 kJ/mol
Vormingsentalpie
217,998 kJ/mol
elektron
Elektronskil1
Bohr model: H (Waterstof)
Valenselektrone1
Lewisteorie: H (Waterstof)
elektronkonfigurasie1s1
Enhanced Bohr model of H (Waterstof)
Orbital Diagram of H (Waterstof)
Oksidasietoestand-1, 1
Elektronegatiwiteit
2.2
Electrophilicity Index
2,00476999140139 eV/particle
fundamental state of matter
phase of matterGas
gaseous state of matterDiatomic
Boiling Point
20,271 K
Melting Point
13,99 K
critical pressure
1,2858 MPa
critical temperature
32,938 K
triple point
13,8033 K
7,041 kPa
appearance
kleur
Colorless
appearancecolorless gas
Brekingsindeks
1,000132
thermodynamic material property
Thermal Conductivity
0,1815 W/(m K)
thermal expansion
molar heat capacity
28,836 J/(mol K)
Specific Heat Capacity
14,304 J/(g⋅K)
heat capacity ratio7/5
electrical properties
type
Geleidingsvermoë
Elektriese resistiwiteit
superconductivity
Magnetisme
typediamagnetic
magnetic susceptibility (Mass)
-0,0000000248 m³/Kg
magnetic susceptibility (Molar)
-0,00000000004999 m³/mol
magnetic susceptibility (Volume)
-0,00000000223
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3,75 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
Massamodulus
Skuifmodulus
Young se modulus
Poisson se verhouding
Spoed van klank
1 270 m/s
classification
CategoryOther nonmetals, Nonmetals
CAS GroupIA
IUPAC GroupIA
Glawe Number103
Mendeleev Number105
Pettifor Number103
Geochemical Classvolatile
Goldschmidt classificationatmophile

other

Gas Basicity
polarizability
4,50711 ± 0,00003 a₀
C6 Dispersion Coefficient
6,499026705 a₀
allotropeDihydrogen
Neutron cross section
0,332
Neutron Mass Absorption
0,011
quantum number2S1/2
Ruimtegroep194 (P63/mmc)

Isotopes of Hydrogen

Stable Isotopes2
Unstable Isotopes5
Natural Isotopes2
Isotopic Composition199.99%199.99%20.01%20.01%

1H

Massagetal1
neutron number0
relative atomic mass
1,007825031898 ± 0,000000000014 Da
g-factor
5,585694702 ± 0,000000018
natural abundance
99,9855 ± 0,0078
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1920
parity+

2D

Massagetal2
neutron number1
relative atomic mass
2,014101777844 ± 0,000000000015 Da
g-factor
0,857438231 ± 0,000000005
natural abundance
0,0145 ± 0,0078
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin1
nuclear quadrupole moment
ontdekkingsdatum1932
parity+

3T

Massagetal3
neutron number2
relative atomic mass
3,01604928132 ± 0,00000000008 Da
g-factor
5,95792492 ± 0,000000028
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
12,32 ± 0,02 y
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1934
parity+

decay modeintensity
β (β decay)100%

4H

Massagetal4
neutron number3
relative atomic mass
4,026431867 ± 0,000107354 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
139 ± 10 ys
spin2
nuclear quadrupole moment
ontdekkingsdatum1981
parity-

decay modeintensity
n (neutron emission)100%

5H

Massagetal5
neutron number4
relative atomic mass
5,035311492 ± 0,00009602 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
86 ± 6 ys
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1987
parity+

decay modeintensity
2n (2-neutron emission)100%

6H

Massagetal6
neutron number5
relative atomic mass
6,044955437 ± 0,000272816 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
294 ± 67 ys
spin2
nuclear quadrupole moment
ontdekkingsdatum1984
parity-

decay modeintensity
n (neutron emission)
3n (3-neutron emission)

7H

Massagetal7
neutron number6
relative atomic mass
7,052749 ± 0,001078 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
652 ± 558 ys
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum2003
parity+

decay modeintensity
2n (2-neutron emission)
Hydrogen discharge tube

geskiedenis

Ontdek deurHenry Cavendish
ligging van ontdekkingEngland
ontdekkingsdatum1766
etimologieGreek: hydro (water) and genes (generate)
uitspraakHI-dreh-jen (Engels)

source

Abundance
Abundance in Earth's crust
1 400 mg/kg
natural abundance (oseaan)
108 000 mg/L
natural abundance (human body)
10 %
natural abundance (Meteoroïde)
2,4 %
natural abundance (Son)
75 %
Abundance in Universe
75 %

Nuclear Screening Constants

1s0