କ୍ରିପ୍‌ଟନ

Krypton, ₃₆Kr
	Spectral lines of krypton
ସାଧାରଣ ଗୁଣ
ନାମ, ପ୍ରତୀକ	krypton, Kr
Appearance	colorless gas, exhibiting a whitish glow in a high electric field
ଉଚ୍ଚାରଣ	/ˈkrɪptɒn/ KRIP-ton
Krypton in the periodic table
	bromine ← krypton → rubidium
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
ଭୌତିକ ଗୁଣ
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)
Atomic properties
Oxidation states	2, 1, 0
Electronegativity	Pauling scale: 3.00
Covalent radius	116±4 pm
Van der Waals radius	202 pm
Miscellanea
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
ଇତିହାସ
ଆବିଷ୍କାର	William Ramsay and Morris Travers (1898)
First isolation	William Ramsay and Morris Travers (1898)
Most stable isotopes of krypton
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କ୍ରିପ୍‌ଟନ (ଗ୍ରୀକ: [κρυπτός କ୍ରିପ୍‌ଟସ୍] Error: {{Lang}}: text has italic markup (help)ରୁ ଅସିଛି,ମାନେ "ଲୁଚି ରହିଥିବା ଜିନିଷ") ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Kr ଓ ପରମାଣୁ କ୍ରମାଙ୍କ ୩୬ ।

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ଆଧାର

↑ Krypton. encyclopedia.airliquide.com
↑ "Section 4, Properties of the Elements and Inorganic Compounds; Melting, boiling, triple, and critical temperatures of the elements". CRC Handbook of Chemistry and Physics (85th edition ed.). Boca Raton, Florida: CRC Press. 2005. {{cite book}}: |edition= has extra text (help)
↑ Magnetic susceptibility of the elements and inorganic compounds, in Lide, D. R., ed. (2005). CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.

ଆହୁରି ପଢନ୍ତୁ

William P. Kirk "Krypton 85: a Review of the Literature and an Analysis of Radiation Hazards", Environmental Protection Agency, Office of Research and Monitoring, Washington (1972)

ବାହାର ଲିଙ୍କ

Krypton at The Periodic Table of Videos (University of Nottingham)
Krypton Fluoride Lasers Archived 2007-02-03 at the Wayback Machine., Plasma Physics Division Naval Research Laboratory

[1] Krypton. encyclopedia.airliquide.com

[2] "Section 4, Properties of the Elements and Inorganic Compounds; Melting, boiling, triple, and critical temperatures of the elements". CRC Handbook of Chemistry and Physics (85th edition ed.). Boca Raton, Florida: CRC Press. 2005. {{cite book}}: |edition= has extra text (help)

[3] Magnetic susceptibility of the elements and inorganic compounds, in Lide, D. R., ed. (2005). CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.

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