ଜିର୍କୋନିଅମ

ଉଇକିପିଡ଼ିଆ ରୁ

| colspan=2 style="text-align: center" | Main article: Isotopes of zirconium

Zirconium
40Zr
Ti

Zr

Hf
yttriumzirconiumniobium
ଭୌତିକ ରୁପ
silvery white
ସାଧାରଣ ଧର୍ମ
ନାମ, ପ୍ରତୀକ,
ପରମାଣୁ କ୍ରମାଙ୍କ
zirconium, Zr,
40
ଉଚ୍ଚାରଣ /zərˈkniəm/ zər-koh-ni-əm
ମୌଳିକ ପ୍ରକାର transition metal
ଶ୍ରେଣୀ, ପର୍ଯ୍ୟାୟ, ବ୍ଲକ୍ 4, 5, d
ମାନକ ପରମାଣବିକ ଓଜନ 91.224
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ [Kr] 5s2 4d2
2, 8, 18, 10, 2
Electron shells of zirconium (2, 8, 18, 10, 2)
ଇତିହାସ
ଆବିଷ୍କାର Martin Heinrich Klaproth (1789)
First isolation Jöns Jakob Berzelius (1824)
ଭୌତିକ ଧର୍ମ
ଅବସ୍ଥା solid
(ରୁମ୍ ଟେମ୍ପରେଚର୍‌ରେ ଘନତା) 6.52 g·cm−3
Liquid density at m.p. 5.8 g·cm−3
ଗଳନାଙ୍କ 2128 K, 1855 °C, 3371 °F
ସ୍ଫୁଟନାଙ୍କ 4682 K, 4409 °C, 7968 °F
Heat of fusion 14 kJ·mol−1
Heat of vaporization 573 kJ·mol−1
Molar heat capacity 25.36 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 2639 2891 3197 3575 4053 4678
Atomic properties
Oxidation states 4, 3, 2, 1[୧]
(amphoteric oxide)
Electronegativity 1.33 (Pauling scale)
Ionization energies 1st: 640.1 kJ·mol−1
2nd: 1270 kJ·mol−1
3rd: 2218 kJ·mol−1
Atomic radius 160 pm
Covalent radius 175±7 pm
Miscellanea
Crystal structure hexagonal close-packed
Magnetic ordering paramagnetic[୨]
Electrical resistivity (20 °C) 421 nΩ·m
Thermal conductivity 22.6 W·m−1·K−1
Thermal expansion (25 °C) 5.7 µm·m−1·K−1
Speed of sound (thin rod) (20 °C) 3800 m·s−1
Young's modulus 88 GPa
Shear modulus 33 GPa
Bulk modulus 91.1 GPa
Poisson ratio 0.34
Mohs hardness 5.0
Vickers hardness 903 MPa
Brinell hardness 650 MPa
CAS registry number 7440-67-7
Most stable isotopes
iso NA half-life DM DE (MeV) DP
88Zr syn 83.4 d ε - 88Y
γ 0.392D -
89Zr syn 78.4 h ε - 89Y
β+ 0.902 89Y
γ 0.909D -
90Zr 51.45% 90Zr is stable with 50 neutrons
91Zr 11.22% 91Zr is stable with 51 neutrons
92Zr 17.15% 92Zr is stable with 52 neutrons
93Zr trace 1.53×106 y β 0.060 93Nb
94Zr 17.38% >1.1×1017 y ββ 1.144 94Mo
96Zr 2.8% 2.0×1019 y[୩] ββ 3.348 96Mo
· r

ଜିର୍କୋନିଅମ ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Zrପରମାଣୁ କ୍ରମାଙ୍କ ୪୦ ଅଟେ ।

ଧର୍ମ[ସମ୍ପାଦନା]

ଉପସ୍ଥିତି[ସମ୍ପାଦନା]

ଗଠନ[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ[ସମ୍ପାଦନା]

ସମସ୍ଥାନିକ[ସମ୍ପାଦନା]

ବ୍ୟବହାର[ସମ୍ପାଦନା]

ଆଧାର[ସମ୍ପାଦନା]

  1. "Zirconium: zirconium(I) fluoride compound data". OpenMOPAC.net. http://openmopac.net/data_normal/zirconium(i)%20fluoride_jmol.html. Retrieved 2007-12-10. 
  2. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.
  3. Pritychenko, Boris; V. Tretyak. "Adopted Double Beta Decay Data". National Nuclear Data Center. http://www.nndc.bnl.gov/bbdecay/list.html. Retrieved 2008-02-11. 

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