Krypton, 36Kr |
Spectral lines of krypton |
|
ନାମ, ପ୍ରତୀକ | krypton, Kr |
---|
Appearance | colorless gas, exhibiting a whitish glow in a high electric field |
---|
ଉଚ୍ଚାରଣ | KRIP-ton |
---|
|
|
ପରମାଣୁ କ୍ରମାଙ୍କ (Z) | 36 |
---|
ଶ୍ରେଣୀ, ବ୍ଳକ | group 18 (noble gases), p-block |
---|
ପର୍ଯ୍ୟାୟ | period 4 |
---|
ମୌଳିକ ପ୍ରକାର | noble gas |
---|
ମାନକ ପରମାଣବିକ ଓଜନ (Ar) | 83.798 |
---|
ଇଲେକ୍ଟ୍ରୋନ୍ ବିନ୍ୟାସ | [Ar] 3d10 4s2 4p6 |
---|
per shell | 2, 8, 18, 8 |
---|
|
ଅବସ୍ଥା | gas |
---|
ଗଳନାଙ୍କ | 115.79 K (-157.36 °C, -251.25 °F) |
---|
ସ୍ଫୁଟନାଙ୍କ | 119.93 K (-153.22 °C, -244.12 °F) |
---|
ଘନତା at stp (0 °C and 101.325 kPa) | 3.749 g/L |
---|
when liquid, at b.p. | 2.413 g/cm3 |
---|
Triple point | 115.775 K, 73.2 kPa |
---|
Critical point | 209.41 K, 5.50 MPa |
---|
Heat of fusion | 1.64 kJ/mol |
---|
Heat of | 9.08 kJ/mol |
---|
Molar heat capacity | 5R/2 = 20.786 J/(mol·K) |
---|
pressure P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k | at T (K) | 59 | 65 | 74 | 84 | 99 | 120 | |
|
Oxidation states | 2, 1, 0 |
---|
Electronegativity | Pauling scale: 3.00 |
---|
Covalent radius | 116±4 pm |
---|
Van der Waals radius | 202 pm |
---|
|
Crystal structure | face-centered cubic (fcc) |
---|
Speed of sound | (gas, 23 °C) 220, (liquid) 1120 m/s |
---|
Thermal conductivity | 9.43×10-3 W/(m·K) |
---|
Magnetic ordering | diamagnetic |
---|
CAS Number | 7439-90-9 |
---|
|
ଆବିଷ୍କାର | William Ramsay and Morris Travers (1898) |
---|
First isolation | William Ramsay and Morris Travers (1898) |
---|
|
iso | NA | half-life | DM | DE (MeV) | DP | 78Kr | 0.35% | >1.1×1020 y | β+β+ | 2.846 | 78Se | 79Kr | syn | 35.04 h | ε | - | 79Br | β+ | 0.604 | 79Br | γ | 0.26, 0.39, 0.60 | - | 80Kr | 2.25% | 80Kr is stable with 44 neutrons | 81Kr | trace | 2.29×105 y | ε | - | 81Br | γ | 0.281 | - | 82Kr | 11.6% | 82Kr is stable with 46 neutrons | 83Kr | 11.5% | 83Kr is stable with 47 neutrons | 84Kr | 57.0% | 84Kr is stable with 48 neutrons | 85Kr | syn | 10.756 y | β− | 0.687 | 85Rb | 86Kr | 17.3% | 86Kr is stable with 50 neutrons | |
| references |
ଧର୍ମ
ଉପସ୍ଥିତି
ଗଠନ
ଉତ୍ପାଦନ
ସମସ୍ଥାନିକ
ବ୍ୟବହାର
ଆଧାର
ଆହୁରି ପଢନ୍ତୁ
ବାହାର ଲିଙ୍କ
This article uses material from the Wikipedia ଓଡ଼ିଆ article କ୍ରିପ୍ଟନ, which is released under the Creative Commons Attribution-ShareAlike 3.0 license ("CC BY-SA 3.0"); additional terms may apply (view authors). ଦର୍ଶାଯାଇନଥିଲେ ସମସ୍ତ ବିଷୟବସ୍ତୁ CC BY-SA 4.0 ରେ ଉପଲବ୍ଧ । Images, videos and audio are available under their respective licenses.
®Wikipedia is a registered trademark of the Wiki Foundation, Inc. Wiki ଓଡ଼ିଆ (DUHOCTRUNGQUOC.VN) is an independent company and has no affiliation with Wiki Foundation.