Arsenic
element 33 of periodic table is Arsenic v atomic number 33, atomic weight 74.9216. Arsenic, symbol As, has actually a simple Trigonal structure and Silver color. Arsenic is a metalloid element. Trivial surname of Arsenic is pentels, pnictogens*. Understand everything about Arsenic Facts, physical Properties, chemistry Properties, digital configuration, Atomic and also Crystal Structure.

Arsenic is a chemical aspect with symbol As and atomic number 33. Arsenic wake up in plenty of minerals, typically in conjunction through sulfur and also metals, and also as a pure elemental crystal. Arsenic is a metalloid.
You are watching: Ground state electron configuration for arsenic
Arsenic Facts
Read key information and also facts about element Arsenic
name | Arsenic |
atom Number | 33 |
atom Symbol | As |
Atomic load | 74.9216 |
phase | Solid |
color | Silver |
Classification | metalloid |
group in periodic Table | 15 |
Group Name | nitrogen family members |
period in periodic Table | 4 |
Block in periodic Table | p-block |
Electronic Configuration | |
Melting allude | 817 °C |
Boiling allude | 614 °C |
Electronic shell Structure | <2, 8, 18, 5> |
CAS Number | CAS7440-38-2 |
community
14
Si
15
P
16
S
32
Ge
33
As
34
Se
50
Sn
51
Sb
52
Te
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | |
1 | 1 H 2 He | |||||||||||||||||
2 | 3 Li 4 Be 5 B 6 C 7 N 8 O 9 F 10 Ne | |||||||||||||||||
3 | 11 Na 12 Mg 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar | |||||||||||||||||
4 | 19 K 20 Ca 21 Sc 22 Ti 23 V 24 Cr 25 Mn 26 Fe 27 Co 28 Ni 29 Cu 30 Zn 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr | |||||||||||||||||
5 | 37 Rb 38 Sr 39 Y 40 Zr 41 Nb 42 Mo 43 Tc 44 Ru 45 Rh 46 Pd 47 Ag 48 Cd 49 In 50 Sn 51 Sb 52 Te 53 I 54 Xe | |||||||||||||||||
6 | 55 Cs 56 Ba 72 Hf 73 Ta 74 W 75 Re 76 Os 77 Ir 78 Pt 79 Au 80 Hg 81 Tl 82 Pb 83 Bi 84 Po 85 At 86 Rn | |||||||||||||||||
7 | 87 Fr 88 Ra 104 Rf 105 Db 106 Sg 107 Bh 108 Hs 109 Mt 110 Ds 111 Rg 112 Cn 113 Nh 114 Fl 115 Mc 116 Lv 117 Ts 118 Og | |||||||||||||||||
Lanthanides | 57 La 58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Tb 66 Dy 67 Ho 68 Er 69 Tm 70 Yb 71 Lu | |||||||||||||||||
Actinide | 89 Ac 90 Th 91 Pa 92 U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 Fm 101 Md 102 No 103 Lr |
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How to situate Arsenic on regular Table
Periodic table is arranged by atomic number, number of protons in the nucleus i beg your pardon is very same as variety of electrons. The atom number rises from left come right. Routine table beginning at optimal left ( atomic number 1) and also ends in ~ bottom ideal (atomic number 118). Because of this you can directly look for atomic number 33 to uncover Arsenic on periodic table.
Another means to read regular table and also locate an aspect is by using group number (column) and period number (row). To locate Arsenic on periodic table look for cross ar of team 15 and duration 4 in the modern-day periodic table.
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Table the Contents
History
Abundance
Physical Properties
Thermal Properties
Crystal Structure
Atomic & orbit Properties
Chemical Properties
Isotopes
Health and Safety Parameters and Guidelines
Databases
Compare Arsenic with other elements
Arsenic History
The aspect Arsenic was found by Bronze age in year 1250 in unknown ar . Arsenic derived its surname English word (Latin arsenicum)
Arsenic Presence: diversity in Nature and also Around Us
The table listed below shows the diversity of Arsenic in Universe, Sun, Meteorites, Earth"s Crust, Oceans and also Human Body.
diversity in universe | 8×10-7% |
diversity in sun | N/A |
variety in Meteorites | 1.8e-06 |
Abundance in Earth"s late | 2.1e-06 |
abundance in seas | 2.3×10-7% |
abundance in people | 5×10-6% |
Crystal framework of Arsenic
The hard state framework of Arsenic is Simple Trigonal.
The decision structure deserve to be explained in terms of its unit Cell. The unit cell repeats chin in 3 dimensional an are to type the structure.
Unit cabinet Parameters
The unit cell is represented in regards to its lattice parameters, which room the lengths that the cell edges Lattice Constants (a, b and also c)
375.98 | 375.98 | 1054.75 pm |
and the angles between them Lattice angle (alpha, beta and also gamma).
π/2 | π/2 | 2 π/3 |
The positions of the atoms within the unit cabinet are described by the collection of atomic positions ( xi, yi, zi) measured from a referral lattice point.
The symmetry nature of the crystal are described by the ide of space groups. All possible symmetric kinds of particles in three-dimensional room are described by the 230 space groups (219 distinct types, or 230 if chiral duplicates are considered distinct.
an are Group name | R_ 3m | ![]() |
an are Group Number | 166 | |
Crystal framework | Simple Trigonal |
Arsenic Atomic and Orbital Properties
Arsenic atoms have 33 electrons and the digital shell structure is <2, 8, 18, 5> v Atomic hatchet Symbol (Quantum Numbers) 4S3/2.
atomic Number | 33 |
Number of electron (with no charge) | 33 |
Number that Protons | 33 |
Mass Number | 75 |
Number of Neutrons | 42 |
Shell framework (Electrons per energy level) | <2, 8, 18, 5> |
Electron configuration | |
Valence Electrons | 4s2 4p3 |
Oxidation State | -3;-2;-1 1;2;3;4;5 |
Atomic hatchet Symbol (Quantum Numbers) | 4S3/2 |
Shell structure of Arsenic - electrons per energy level

Ground State electronic Configuration that Arsenic - neutral Arsenic atom
The soil state digital configuration the Neutral Arsenic atom isSee more: Soul Shards: The Old Ways
Unabbreviated electronic configuration of neutral Arsenic
Complete soil state electronic configuration for the Arsenic atom, Unabbreviated digital configuration
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3
Atomic structure of Arsenic
Arsenic atomic radius is 114 pm, when it"s covalent radius is 119 pm.
atomic Radius | 114 afternoon (1.14 Å) ![]() Arsenic chemistry Properties: Arsenic Ionization Energies and also electron affinityThe electron affinity that Arsenic is 78 kJ/mol
Ionization power of ArsenicRefer come table below for Ionization energies the Arsenic
Arsenic physical PropertiesRefer to listed below table for Arsenic physics Properties Arsenic is Conductor that electricity. Describe table below for the electrical properties of Arsenic
Arsenic Heat and Conduction Properties
Arsenic Magnetic Properties
Optical properties of Arsenic
Acoustic properties of Arsenic
Arsenic heat Properties - Enthalpies and thermodynamicsRefer to table listed below for thermal properties that Arsenic
Enthalpies the Arsenic
Arsenic isotope - nuclear Properties of ArsenicIsotopes that rhodium. Naturally occurring Arsenic has 1 stable isotope - 75As.
Regulatory and Health - Health and Safety Parameters and Guidelines
Database Searchperform of distinct identifiers to find the facet in various chemical registry databases
Compare Arsenic with all Group 15 elementsArsenic vs Nitrogen Arsenic vs Phosphorus Arsenic vs Antimony Arsenic vs Bismuth Arsenic vs MoscoviumCompare Arsenic v all metalloid elementsArsenic vs Boron Arsenic vs Silicon Arsenic vs Germanium Arsenic vs Antimony Arsenic vs Tellurium Arsenic vs Polonium |