ଆର୍ସେନିକ

ଉଇକିପିଡ଼ିଆ ରୁ

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

Arsenic
33As
P

As

Sb
germaniumarsenicselenium
ଭୌତିକ ରୁପ
metallic grey
ସାଧାରଣ ଧର୍ମ
ନାମ, ପ୍ରତୀକ,
ପରମାଣୁ କ୍ରମାଙ୍କ
arsenic, As,
33
ଉଚ୍ଚାରଣ /ˈɑrsɪnɪk/ ar-sə-nik,
also /ɑrˈsɛnɪk/ ar-sen-ik when attributive
ମୌଳିକ ପ୍ରକାର metalloid
ଶ୍ରେଣୀ, ପର୍ଯ୍ୟାୟ, ବ୍ଲକ୍ 15 (pnictogens), 4, p
ମାନକ ପରମାଣବିକ ଓଜନ 74.92160(2)
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ [Ar] 4s2 3d10 4p3
2, 8, 18, 5
Electron shells of arsenic (2, 8, 18, 5)
ଇତିହାସ
ଆବିଷ୍କାର Early Bronze Age (2500 BC)
First isolation Albertus Magnus (1250)
ଭୌତିକ ଧର୍ମ
ଅବସ୍ଥା solid
(ରୁମ୍ ଟେମ୍ପରେଚର୍‌ରେ ଘନତା) 5.727 g·cm−3
Liquid density at m.p. 5.22 g·cm−3
Sublimation point 887 K, 615 °C, 1137 °F
Triple point 1090 K (817°C), 3628[୧] kPa
କ୍ରିଟିକାଲ୍ ପଏଣ୍ଟ 1673 K, ? MPa
Heat of fusion (grey) 24.44 kJ·mol−1
Heat of vaporization  ? 34.76 kJ·mol−1
Molar heat capacity 24.64 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 553 596 646 706 781 874
Atomic properties
Oxidation states 5, 3, 2, 1,[୨] -3
(mildly acidic oxide)
Electronegativity 2.18 (Pauling scale)
Ionization energies
(more)
1st: 947.0 kJ·mol−1
2nd: 1798 kJ·mol−1
3rd: 2735 kJ·mol−1
Atomic radius 119 pm
Covalent radius 119±4 pm
Van der Waals radius 185 pm
Miscellanea
Crystal structure simple trigonal[୩]
Magnetic ordering diamagnetic[୪]
Electrical resistivity (20 °C) 333 nΩ·m
Thermal conductivity 50.2 W·m−1·K−1
Young's modulus 8 GPa
Bulk modulus 22 GPa
Mohs hardness 3.5
Brinell hardness 1440 MPa
CAS registry number 7440-38-2
Most stable isotopes
iso NA half-life DM DE (MeV) DP
73As syn 80.3 d ε - 73Ge
γ 0.05D, 0.01D, e -
74As syn 17.78 d ε - 74Ge
β+ 0.941 74Ge
γ 0.595, 0.634 -
β 1.35, 0.717 74Se
75As 100% 75As is stable with 42 neutrons
· r

ଆର୍ସେନିକ ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Asପରମାଣୁ କ୍ରମାଙ୍କ ୩୩ ଅଟେ ।

ଧର୍ମ[ସମ୍ପାଦନା]

ଉପସ୍ଥିତି[ସମ୍ପାଦନା]

ଗଠନ[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ[ସମ୍ପାଦନା]

ସମସ୍ଥାନିକ[ସମ୍ପାଦନା]

ବ୍ୟବହାର[ସମ୍ପାଦନା]

ଆଧାର[ସମ୍ପାଦନା]

  1. Gokcen, N. A (1989). "The As (arsenic) system". Bull. Alloy Phase Diagrams 10: 11–22. doi:10.1007/BF02882166. 
  2. Ellis, Bobby D. (2004). "Stabilized Arsenic(I) Iodide: A Ready Source of Arsenic Iodide Fragments and a Useful Reagent for the Generation of Clusters". Inorganic Chemistry 43: 5981. doi:10.1021/ic049281s. 
  3. Arsenic, mindat.org
  4. editor-in-chief, David R. Lide. (2000). "Magnetic susceptibility of the elements and inorganic compounds". Handbook of Chemistry and Physics (81 ed.). CRC press. ISBN 0849304814. 

ଅଧିକ ପଢନ୍ତୁ[ସମ୍ପାଦନା]

ବାହାର ଲିଙ୍କ[ସମ୍ପାଦନା]