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.


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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.

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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 3d10 4s2 4p3
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

discover our interactive routine table


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.

Ppb by load (1ppb =10^-7 %)
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)

a b c
375.98 375.98 1054.75 pm

and the angles between them Lattice angle (alpha, beta and also gamma).

alpha beta 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
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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 3d10 4s2 4p3
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


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Ground State electronic Configuration that Arsenic - neutral Arsenic atom

The soil state digital configuration the Neutral Arsenic atom is 3d10 4s2 4p3. The section of Arsenic configuration that is identical to the noble gas the the coming before period, is abbreviated as . For atoms with many electrons, this notation deserve to become prolonged and so an abbreviated notation is used.This is crucial as the is the Valence electrons 3d10 4s2 4p3, electrons in the outermost shell that identify the chemical properties the the element.

See 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)

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Arsenic chemistry Properties: Arsenic Ionization Energies and also electron affinity

The electron affinity that Arsenic is 78 kJ/mol

Valence 5
Electronegativity 2.18
ElectronAffinity 78 kJ/mol

Ionization power of Arsenic

Refer come table below for Ionization energies the Arsenic

Ionization power number Enthalpy - kJ/mol
1 947
2 1798
3 2735
4 4837
5 6043
6 12310

Arsenic physical Properties

Refer to listed below table for Arsenic physics Properties

Arsenic is Conductor that electricity. Describe table below for the electrical properties of Arsenic

electric Conductivity 3.3×106 S/m
Resistivity 3×10-7 m Ω
Superconducting allude N/A

Arsenic Heat and Conduction Properties

heat Conductivity 50 W/(m K)
Thermal growth N/A

Arsenic Magnetic Properties

Magnetic form Diamagnetic
Curie suggest N/A
mass Magnetic Susceptibility -3.9×10-9
Molar Magnetic Susceptibility -2.92×10-10
Volume Magnetic Susceptibility -2.23e-05

Optical properties of Arsenic

Refractive index 1.001552

Acoustic properties of Arsenic

rate of Sound N/A

Arsenic heat Properties - Enthalpies and thermodynamics

Refer to table listed below for thermal properties that Arsenic

Melting point 1090 K (817 °C)
Boiling point 887 K (614 °C)
crucial Temperature N/A
Superconducting point N/A

Enthalpies the Arsenic

warmth of blend 27.7 kJ/mol
warm of Vaporization 32.4 kJ/mol
warm of combustion "N/A", "N/A", "N/A" J/(kg K)

Arsenic isotope - nuclear Properties of Arsenic

Isotopes that rhodium. Naturally occurring Arsenic has 1 stable isotope - 75As.


Isotope Isotope mass % abundance T fifty percent Decay mode
60As
61As
62As
63As
64As
65As
66As
67As
68As
69As
70As
71As
72As
73As
74As
75As 100% stable N/A
76As
77As
78As
79As
80As
81As
82As
83As
84As
85As
86As
87As
88As
89As
90As
91As
92As

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS Number CAS7440-38-2
RTECS Number N/A, RTECSCG0525000, N/A
dot Hazard course N/A, 6.1, N/A
period Numbers "N/A", 1558, "N/A"
EU Number N/A, N/A, N/A
NFPA Fire Rating N/A, 2, N/A
NFPA hazards N/ A, N/ A, N/ A
NFPA wellness Rating N/A, 3, N/A
NFPA Reactivity Rating N/A, N/A, N/A
Autoignition allude N/A
Flashpoint N/A

Database Search

perform of distinct identifiers to find the facet in various chemical registry databases

Database i would number
CAS Number - chemistry Abstracts organization (CAS) CAS7440-38-2
CID Number CID5359596, CID5359596, CID139279
Gmelin Number N/A, N/A, N/A
NSC Number N/A, N/A, N/A
RTECS Number N/A, RTECSCG0525000, N/A

Compare Arsenic with all Group 15 elements

Arsenic vs Nitrogen Arsenic vs Phosphorus Arsenic vs Antimony Arsenic vs Bismuth Arsenic vs Moscovium

Compare Arsenic v all metalloid elements

Arsenic vs Boron Arsenic vs Silicon Arsenic vs Germanium Arsenic vs Antimony Arsenic vs Tellurium Arsenic vs Polonium