- Definition of Kr
Kr is the chemical symbol for Krypton, a colorless, odorless, tasteless, non-flammable substance that emits blue light under suitable conditions. Krypton is present in the air at a very low ratio, only about one part per million.
1.1 Names
1.1.1 Common name: Krypton
1.1.2 English name: Krypton
1.2. Atomic mass: 83.798 g/mol
1.3. Atomic weight: 83.798
1.3.1 Molecular structure: Kr is a simple substance, a molecule consists of one Kr atom.
1.4 Ion structure: Kr does not usually form ions, as it belongs to the group of noble gases with a stable electron configuration.
- Properties: Kr
2.1 Physical properties of Kr
State: Gas
Color: Colorless
Odor: Odorless
PH level: Not applicable
2.2 Chemical properties of Kr: Very few chemical reactions, only reacts with Fluorine under special conditions.
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Common chemical equations with Kr
Krypton only reacts with Fluorine, so there are no reactions with metals, acids, nonmetals or salts. -
Preparation of Kr
4.1 Laboratory Preparation of Kr: Not feasible due to difficulty in control and potential hazards
4.2 Industrial Preparation of Kr: Prepared from air using liquefaction and distillation methods.