Beryllium

aspect 4 of regular table is Beryllium with atomic number 4, atomic load 9.012182. Beryllium, price Be, has a straightforward Hexagonal structure and SlateGray color. Beryllium is a alkaline planet metal element. Trivial name of Beryllium is alkaline earth metals*. Know everything about Beryllium Facts, physics Properties, chemistry Properties, digital configuration, Atomic and Crystal Structure.


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Beryllium is a chemical aspect with price Be and atomic number 4. That is created through mainly nucleosynthesis and also is a fairly rare aspect in the universe. It is a divalent element which occurs naturally only in mix with other facets in minerals.

You are watching: Electron configuration for a neutral atom of beryllium


Beryllium Facts

Read vital information and also facts around element Beryllium

name Beryllium
atomic Number 4
atom Symbol Be
Atomic load 9.012182
phase Solid
color SlateGray
Classification alkaline planet metal
team in periodic Table 2
Group Name beryllium family
period in routine Table 2
Block in regular Table s-block
Electronic Configuration 2s2
Melting point 1287 °C
Boiling allude 2470 °C
Electronic covering Structure <2, 2>
CAS Number CAS7440-41-7

community
1
H
3
Li
4
Be
11
Na
12
Mg
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

check out our interactive periodic table


How to locate Beryllium on periodic Table

Periodic table is arranged by atom number, number of protons in the nucleus i beg your pardon is same as variety of electrons. The atom number boosts from left come right. Regular table start at peak left ( atom number 1) and also ends at bottom ideal (atomic number 118). Thus you can directly look because that atomic number 4 to discover Beryllium on routine table.

Another means to read periodic table and locate an element is by using group number (column) and period number (row). To situate Beryllium on regular table look because that cross ar of team 2 and period 2 in the contemporary periodic table.

discover Interactive periodic Table come Understand and also Learn Cool trends

Table the Contents


History
Abundance
Physical Properties
Thermal Properties
Crystal Structure
Atomic & orbit Properties
Chemical Properties
Isotopes
Health and also Safety Parameters and also Guidelines
Databases
Compare Beryllium with various other elements

Beryllium History

The element Beryllium was found by louis Nicolas Vauquelin in year 1797 in France . Beryllium acquired its surname from beryl, a mineral

Beryllium Presence: abundance in Nature and also Around Us

The table below shows the abundance of Beryllium in Universe, Sun, Meteorites, Earth"s Crust, Oceans and also Human Body.

Ppb by weight (1ppb =10^-7 %)
variety in world 1×10-7%
diversity in sunlight 1×10-8%
diversity in Meteorites 2.9×10-6%
Abundance in Earth"s late 1.9e-06
diversity in oceans 6×10-11%
variety in human beings 4×10-8%

Crystal framework of Beryllium

The heavy state structure of Beryllium is Simple Hexagonal.

The decision structure have the right to be defined in terms of its unit Cell. The unit cells repeats itself in 3 dimensional space to form the structure.

Unit cell Parameters

The unit cabinet is stood for in terms of its lattice parameters, which room the lengths the the cabinet edges Lattice Constants (a, b and c)

a b c
228.58 228.58 358.43 pm

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

alpha beta gamma
π/2 π/2 2 π/3

The location of the atoms inside the unit cabinet are explained by the set of atomic positions ( xi, yi, zi) measured native a referral lattice point.

The symmetry nature of the crystal are explained by the concept of an are groups. All feasible symmetric arrangements of corpuscle in three-dimensional an are are explained by the 230 an are groups (219 distinctive types, or 230 if chiral copies are taken into consideration distinct.

space Group name P63/mmc
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room Group Number 194
Crystal structure Simple Hexagonal

Beryllium Atomic and also Orbital Properties

Beryllium atoms have 4 electrons and the digital shell structure is <2, 2> with Atomic hatchet Symbol (Quantum Numbers) 1S0.


atom Number 4
Number of electron (with no charge) 4
Number that Protons 4
Mass Number 9
Number the Neutrons 5
Shell framework (Electrons per power level) <2, 2>
Electron configuration 2s2
Valence Electrons 2s2
Oxidation State 1;2
Atomic term Symbol (Quantum Numbers) 1S0

Shell structure of Beryllium - electrons per power level


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Ground State electronic Configuration that Beryllium - neutral Beryllium atom

The floor state electronic configuration the Neutral Beryllium atom is 2s2. The part of Beryllium configuration that is indistinguishable to the noble gas the the coming before period, is abbreviated as . Because that atoms with many electrons, this notation deserve to become lengthy and so an abbreviated notation is used.This is crucial as the is the Valence electrons 2s2, electrons in the outermost covering that identify the chemical properties that the element.

See more: What Does Neji Mean In Japanese, What Does Neji Mean

Unabbreviated digital configuration of neutral Beryllium

Complete soil state electronic configuration because that the Beryllium atom, Unabbreviated digital configuration

1s2 2s2

Atomic structure of Beryllium

Beryllium atom radius is 112 pm, if it"s covalent radius is 90 pm.

atomic Radius

112 pm (1.12 Å)

Atomic Volume 4.87672186147 cm3
Covalent Radius 90 pm (0.9 Å)
valve der Waals Radius N/A
ghost Cross section 0.0092 σa/barns

Atomic Spectrum of Beryllium

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Beryllium chemical Properties: Beryllium Ionization Energies and electron affinity

The electron affinity of Beryllium is 0 kJ/mol

Valence 2
Electronegativity 1.57
ElectronAffinity 0 kJ/mol

Ionization energy of Beryllium

Refer come table below for Ionization energies the Beryllium

Ionization power number Enthalpy - kJ/mol
1 899.5
2 1757.1
3 14848.7
4 21006.6

Beryllium physical Properties

Refer to listed below table for Beryllium physical Properties

thickness 1.848 g/cm3
Molar Volume 4.87672186147 cm3

Elastic Properties

Young Modulus 287 GPa
Shear Modulus 132 GPa
bulk Modulus 130 GPa
Poisson proportion 0.032

Hardness the Beryllium - exam to measure up of Hardness of Element

Mohs Hardness 5.5 MPa
Vickers Hardness 1670 MPa
Brinell Hardness 600 MPa

Beryllium electric Properties

Beryllium is Conductor of electricity. Describe table below for the electric properties that Beryllium

electric Conductivity 2.5×107 S/m
Resistivity 4×10-8 m Ω
Superconducting point 0.026

Beryllium Heat and also Conduction Properties

heat Conductivity 190 W/(m K)
Thermal growth 0.0000113 K-1

Beryllium Magnetic Properties

Magnetic type Diamagnetic
Curie point N/A
mass Magnetic Susceptibility -1.26×10-8
Molar Magnetic Susceptibility -1.136×10-10
Volume Magnetic Susceptibility -2.328e-05

Optical properties of Beryllium

Refractive index N/A

Acoustic nature of Beryllium

rate of Sound 1.3×104 m/s

Beryllium heat Properties - Enthalpies and also thermodynamics

Refer come table listed below for heat properties the Beryllium

Melting allude 1560 K (1287 °C)
Boiling suggest 2743 K (2470 °C)
crucial Temperature N/A
Superconducting allude 0.026

Enthalpies the Beryllium

heat of fusion 7.95 kJ/mol
heat of Vaporization 297 kJ/mol
warmth of combustion N/A

Beryllium isotope - atom Properties of Beryllium

Isotopes the rhodium. Naturally occurring Beryllium has 1 stable isotope - 9Be.


Isotope Isotope fixed % diversity T fifty percent Decay mode
5Be
6Be
7Be
8Be
9Be secure N/A
10Be
11Be
12Be
13Be
14Be
15Be
16Be

Regulatory and also Health - Health and Safety Parameters and Guidelines

CAS Number CAS7440-41-7
RTECS Number RTECSDS1750000
dot Hazard class 6.1
period Numbers 1567
EU Number N/A
NFPA Fire Rating 1
NFPA hazards N/A
NFPA wellness Rating 3
NFPA Reactivity Rating 0
Autoignition suggest N/A
Flashpoint N/A

Database Search

list of unique identifiers to search the aspect in assorted chemical it is registered databases

Database id number
CAS Number - chemistry Abstracts service (CAS) CAS7440-41-7
CID Number CID5460467
Gmelin Number N/A
NSC Number N/A
RTECS Number RTECSDS1750000

Compare Beryllium v all Group 2 elements

Beryllium vs Magnesium Beryllium vs Calcium Beryllium vs Strontium Beryllium vs Barium Beryllium vs Radium

Compare Beryllium with all alkaline planet metal elements

Beryllium vs Magnesium Beryllium vs Calcium Beryllium vs Strontium Beryllium vs Barium Beryllium vs Radium