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Periodic Table Element Comparison: Compare Elements - Boron vs Beryllium

Compare Boron and Beryllium

Compare Boron and Beryllium on the basis of their properties, attributes and periodic table facts. Compare elements on more than 90 properties. All the elements of similar categories show a lot of similarities and differences in their chemical, atomic, physical properties and uses. These similarities and dissimilarities should be known while we study periodic table elements. You can study the detailed comparison between Boron vs Beryllium with most reliable information about their properties, attributes, facts, uses etc. You can compare B vs Be on more than 90 properties like electronegativity , oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more.

Facts

Boron
5
B
10.811
Solid
Black
metalloid
13
boron family 
2
p
[He] 2s2 2p1
2075 °C
4000 °C
2, 3
CAS7440-42-8
Neighborhood Elements of Boron
Beryllium
4
Be
9.012182
Solid
SlateGray
alkaline earth metal
2
beryllium family 
2
s
[He] 2s2
1287 °C
2470 °C
2, 2
CAS7440-41-7
Neighborhood Elements of Beryllium

History

History
The element Boron was discovered by Joseph Louis Gay-Lussac in year 1808 in France and United Kingdom. Boron derived its name from from borax, a mineral
The element Beryllium was discovered by Louis Nicolas Vauquelin in year 1797 in France. Beryllium derived its name derived its name from from beryl, a mineral

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
1×10-7%
2×10-7%
1.6e-06
8.6e-06
4.4e-06
7e-07
1×10-7%
1×10-8%
2.9×10-6%
1.9e-06
6×10-11%
4×10-8%

Crystal Structure and Atomic Structure

87 pm
4.3947154471545 cm3
82 pm
N/A
755
boron Spectrum
506, 506, 506 pm
1.01334, 1.01334, 1.01334
R_ 3m
166

Simple Trigonal

boron Crystal Structure
112 pm
4.8767218614719 cm3
90 pm
N/A
0.0092
beryllium Spectrum
228.58, 228.58, 358.43 pm
π/2, π/2, 2 π/3
P63/mmc
194

Simple Hexagonal

beryllium Crystal Structure

Atomic and Orbital Properties

Atomic Number
Number of Electrons (with no charge)
Number of Protons
Mass Number
Number of Neutrons
Shell structure (Electrons per energy level)
Electron Configuration
Valence Electrons
Oxidation State
Atomic Term Symbol (Quantum Numbers)
Shell structure
5
5
5
10.811
5.811
2, 3
[He] 2s2 2p1
2s2 2p1
-5;-1  1;2;3
2P1/2
boron Shells
4
4
4
9.012182
5.012182
2, 2
[He] 2s2
2s2
 1;2
1S0
beryllium Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
10B, 11B.
Naturally occurring stable isotopes:
9Be.

Chemical Properties: Ionization Energies and electron affinity

3
2.04
26.7 kJ/mol
800.6, 2427.1, 3659.7, 25025.8, 32826.7 kJ/mol
2
1.57
0 kJ/mol
899.5, 1757.1, 14848.7, 21006.6 kJ/mol

Physical Properties

2.46 g/cm3
4.3947154471545

 

N/A
N/A
320 GPa
N/A


 

9.3 MPa
4.9×104 MPa
N/A

 

0.0001 S/m
10000 m Ω
N/A

 

27 W/(m K)
6×10-6 K-1

 

Diamagnetic
N/A
-8.7×10-9
-9.41×10-11
-2.14e-05

 

N/A

 

1.62×104 m/s
1.848 g/cm3
4.8767218614719

 

287 GPa
132 GPa
130 GPa
0.032


 

5.5 MPa
1670 MPa
600 MPa

 

2.5×107 S/m
4×10-8 m Ω
0.026

 

190 W/(m K)
0.0000113 K-1

 

Diamagnetic
N/A
-1.26×10-8
-1.136×10-10
-2.328e-05

 

N/A

 

1.3×104 m/s

Thermal Properties - Enthalpies and thermodynamics

2075 °C
4000 °C
N/A
N/A

 

50 kJ/mol
507 kJ/mol
N/A
1287 °C
2470 °C
N/A
0.026

 

7.95 kJ/mol
297 kJ/mol
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS7440-42-8
RTECSED7350000
N/A
N/A
N/A
3
N/A
2
0

 

N/A
N/A
CAS7440-41-7
RTECSDS1750000
6.1
1567
N/A
1
N/A
3
0

 

N/A
N/A

Compare With Other Elements