Structure via PubChem · Public domain (PubChem)
کریپتون-۸۵
Sign in to saveAlso known as Kr-85, 85Kr, krypton kr-85
Krypton-85 (85Kr) is a radioisotope of krypton, distributed throughout the atmosphere and presently forming about 15 ppt of atmospheric krypton on average.
Key facts
- Isotope.symbol
- Kr
- Isotope.mass_number
- 85
- Isotope.mass
- 84.9125273(21)
- Isotope.num_neutrons
- 49
- Isotope.num_protons
- 36
- Isotope.decay_product
- Rubidium
- Isotope.decay_symbol
- Rb
- Isotope.decay_mass
- 85
- Isotope.decay_mode1
- Beta decay
- Isotope.decay_energy1
- 0.687
- Isotope.decay_mode2
- Beta decay
- Isotope.decay_energy2
- 0.173
- Isotope.spin
- 9/2+
- Isotope.excess_energy
- −81480.267
- Isotope.binding_energy
- 8698.562
via Wikipedia infobox
Chemical data
- Formula
- Kr
- Molecular weight
- 84.91253 g/mol
- IUPAC name
- krypton-85
- SMILES
- [85Kr]
- InChIKey
- DNNSSWSSYDEUBZ-OUBTZVSYSA-N
- Polar surface area
- 0 Ų
- H-bond donors
- 0
- H-bond acceptors
- 0
- Formal charge
- 0
via PubChem
Wikidata facts
- Instance of
- isotope of krypton
- Subclass of
- krypton
- Mass
- 84.913
Show 10 more facts
- atomic number
- 36
- neutron number
- 49
- half-life
- 10.752
- spin quantum number
- 4.5
- parity quantum number
- 1
- mass excess
- -81480.331
- binding energy
- 739377.77
- canonical SMILES
- [Kr]
- chemical formula
- Kr
- isomeric SMILES
- [85Kr]
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