Element: krypton |
Name : krypton |
Symbol : Kr |
Atomicnumber : 36 |
Relativeatomicmass : 83.798 (2) g, m [see notes g m] |
Standardstate : gas at 298 K |
Appearance : colourless |
Classification : Non-metallic |
Groupinperiodictable : 18 |
Groupname : Noble gas |
Periodinperiodictable : 4 |
Blockinperiodictable : p |
Shellstructure : 2.8.18.8 |
CASRegistry : 7439-90-9 |
Description : Krypton is present in the air at about 1 ppm. The atmosphere of Mars contains a little (about 0.3 ppm) of krypton. |
Name : krypton |
Symbol : Kr |
Atomicnumber : 36 |
Relativeatomicmass : 83.798 (2) g, m [see notes g m] |
Standardstate : gas at 298 K |
Appearance : colourless |
Classification : Non-metallic |
Groupinperiodictable : 18 |
Groupname : Noble gas |
Periodinperiodictable : 4 |
Blockinperiodictable : p |
Shellstructure : 2.8.18.8 |
CASRegistry : 7439-90-9 |
Description : Krypton is present in the air at about 1 ppm. The atmosphere of Mars contains a little (about 0.3 ppm) of krypton. |