Home
Compare Metals


Gold vs Beryllium


Beryllium vs Gold


Periodic Table

Symbol
Au  
Be  

Group Number
11  
7
2  
16

Period Number
6  
2  

Block
d block  
s block  

Element Family
Transition Metal  
Alkaline Earth  

CAS Number
7440575  
31
7440417  
99+

Space Group Name
Fm_ 3m  
P63/mmc  

Space Group Number
225.00  
3
194.00  
7

Facts

Interesting Facts
  • It is found in copper ores and from the crust of the earth.
  • It is the most malleable and ductile metal.
  • Gold alloys are used in Dentistry as fillings, crowning, clips, etc. It is also used as an artificial limb joints.
  
  • Beryllium is best anti corrosion metal.
  • Beryllium is the lightest metal and still it is stronger than steel.
  • It also finds various applications in Nuclear reactors as a reflector.
  

Sources
Earth's crust, Mining, Ores of metals  
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals  

History
  
  

Who Discovered
-  
Louis Nicolas Vauquelin  

Discovery
Before 6000 BCE  
In 1797  

Abundance
  
  

Abundance In Universe
0.00 %  
27
0.00 %  
24

Abundance In Sun
0.00 %  
26
0.00 %  
29

Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+

Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
35

Abundance In Oceans
0.00 %  
21
0.00 %  
39

Abundance In Humans
0.00 %  
21
0.00 %  
22

Uses

Uses & Benefits
  • Gold metal is mainly used for Jewelry, bullion, coinage, etc.
  • It is used in the art, decoration, ornaments, etc. It is also used for electroplating process.
  
  • Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
  • Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
  

Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry, Electronic Industry  
Aerospace Industry, Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry  

Medical Uses
Dentistry, Pharmaceutical Industry  
-  

Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues  
Alloys  

Biological Properties
  
  

Toxicity
Non Toxic  
Toxic  

Present in Human Body
Yes  
Yes  

In Blood
0.00 Blood/mg dm-3  
38
0.00 Blood/mg dm-3  
35

In Bone
0.02 p.p.m.  
35
0.00 p.p.m.  
37

Physical

Melting Point
1,064.43 °C  
99+
1,278.00 °C  
36

Boiling Point
2,807.00 °C  
37
2,970.00 °C  
33

Appearance
  
  

Physical State
Solid  
Solid  

Color
Gold  
White Gray  

Luster
Metallic  
Metallic  

Hardness
  
  

Mohs Hardness
2.50  
15
5.50  
7

Brinell Hardness
194.00 MPa  
99+
590.00 MPa  
25

Vickers Hardness
216.00 MPa  
99+
1,670.00 MPa  
9

Speed of Sound
2,030.00 m/s  
99+
12,890.00 m/s  
2

Optical Properties
  
  

Refractive Index
0.47  
99+
1.56  
34

Reflectivity
95.00 %  
2
65.00 %  
18

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Au  
Be  

Isotopes
  
  

Known Isotopes
36  
3
9  
29

Electronegativity
  
  

Pauling Electronegativity
2.54  
2
1.57  
25

Sanderson Electronegativity
1.50  
18
1.81  
15

Allred Rochow Electronegativity
1.42  
19
1.47  
15

Mulliken-Jaffe Electronegativity
1.87  
15
1.54  
24

Allen Electronegativity
1.92  
7
1.58  
26

Electropositivity
  
  

Pauling Electropositivity
1.46  
99+
2.43  
30

Ionization Energies
  
  

1st Energy Level
890.10 kJ/mol  
8
899.50 kJ/mol  
7

2nd Energy Level
1,980.00 kJ/mol  
12
1,757.10 kJ/mol  
24

3rd Energy Level
2,856.00 kJ/mol  
33
14,848.70 kJ/mol  
2

4th Energy Level
890.10 kJ/mol  
99+
21,006.60 kJ/mol  
2

5th Energy Level
8,901.00 kJ/mol  
6
2,970.00 kJ/mol  
99+

6th Energy Level
8,901.00 kJ/mol  
24
1,470.00 kJ/mol  
99+

7th Energy level
8,901.00 kJ/mol  
21
2,970.00 kJ/mol  
99+

8th Energy Level
8,900.00 kJ/mol  
20
2,970.00 kJ/mol  
99+

9th Energy Level
8,901.00 kJ/mol  
20
2,970.00 kJ/mol  
99+

10th Energy Level
8,901.00 kJ/mol  
21
2,970.00 kJ/mol  
99+

11th Energy Level
8,901.00 kJ/mol  
19
2,970.00 kJ/mol  
99+

12th Energy Level
8,900.00 kJ/mol  
39
29,700.00 kJ/mol  
35

13th Energy Level
8,900.00 kJ/mol  
14
2,970.00 kJ/mol  
99+

14th Energy Level
890.10 kJ/mol  
99+
2,970.00 kJ/mol  
99+

15th Energy Level
89,000.00 kJ/mol  
7
89,900.00 kJ/mol  
5

16th Energy Level
890.10 kJ/mol  
99+
89,900.00 kJ/mol  
8

17th Energy Level
890.10 kJ/mol  
25
2,970.00 kJ/mol  
14

18th Energy Level
8,901.00 kJ/mol  
14
8,995.00 kJ/mol  
13

19th Energy Level
890.10 kJ/mol  
23
899.50 kJ/mol  
22

20th Energy Level
890.00 kJ/mol  
13
899.00 kJ/mol  
12

21st Energy Level
890.10 kJ/mol  
35
2,970.00 kJ/mol  
26

22nd Energy Level
890.00 kJ/mol  
11
899.00 kJ/mol  
10

23rd Energy Level
890.10 kJ/mol  
38
2,970.00 kJ/mol  
31

24th Energy Level
890.10 kJ/mol  
6
297.30 kJ/mol  
99+

25th Energy Level
890.00 kJ/mol  
5
2,970.00 kJ/mol  
2

26th Energy Level
890.10 kJ/mol  
5
2,970.00 kJ/mol  
2

27th Energy Level
890.10 kJ/mol  
4
297.30 kJ/mol  
99+

28th Energy Level
890.10 kJ/mol  
7
297.30 kJ/mol  
99+

29th Energy Level
890.10 kJ/mol  
8
2,970.00 kJ/mol  
2

30th Energy Level
890.10 kJ/mol  
5
2,970.00 kJ/mol  
2

Electrochemical Equivalent
2.45 g/amp-hr  
25
0.17 g/amp-hr  
99+

Electron Work Function
5.10 eV  
8
4.98 eV  
10

Other Chemical Properties
Chemical Stability, Ionization, Solubility  
Corrosion, Ionization, Radioactive Isotopes  

Atomic

Atomic Number
79  
37
4  
99+

Electron Configuration
[Xe] 4f14 5d10 6s1  
[He] 2s2  

Crystal Structure
Face Centered Cubic (FCC)  
Hexagonal Close Packed (HCP)  

Crystal Lattice
FCC-Crystal-Structure-of-Gold.jpg#100  
HCP-Crystal-Structure-of-Beryllium.jpg#100  

Atom
  
  

Number of Protons
79  
37
4  
99+

Number of Neutrons
118  
24
5  
99+

Number of Electrons
79  
37
4  
99+

Radius of an Atom
  
  

Atomic Radius
151.00 pm  
34
112.00 pm  
99+

Covalent Radius
144.00 pm  
99+
96.00 pm  
99+

Van der Waals Radius
166.00 pm  
99+
153.00 pm  
99+

Atomic Weight
196.97 amu  
33
9.01 amu  
99+

Atomic Volume
10.20 cm3/mol  
99+
5.00 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Platinum
  
Lithium
  

Next Element
Mercury
  
Sodium
  

Valence Electron Potential
43.40 (-eV)  
99+
82.00 (-eV)  
15

Lattice Constant
407.82 pm  
24
228.58 pm  
99+

Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  

Lattice C/A Ratio
1.61  
18
1.57  
99+

Mechanical

Density
  
  

Density At Room Temperature
19.30 g/cm3  
15
1.85 g/cm3  
99+

Density When Liquid (at m.p.)
17.31 g/cm3  
16
1.69 g/cm3  
99+

Tensile Strength
120.00 MPa  
27
287.00 MPa  
16

Viscosity
0.00  
23
0.00  
17

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
25
0.00 (Pa)  
20

Vapor Pressure at 2000 K
67.00 (Pa)  
4
0.00 (Pa)  
24

Elasticity properties
  
  

Shear Modulus
27.00 GPa  
34
132.00 GPa  
7

Bulk Modulus
180.00 GPa  
9
130.00 GPa  
13

Young's Modulus
79.00 GPa  
26
287.00 GPa  
7

Poisson Ratio
0.40  
4
0.03  
36

Other Mechanical Properties
Ductile, Malleable  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
19.32  
17
1.85  
99+

Magnetic Ordering
Diamagnetic  
Diamagnetic  

Permeability
0.00 H/m  
10
0.00 H/m  
12

Susceptibility
0.00  
22
0.00  
11

Electrical Properties
  
  

Electrical Property
Conductor  
Semiconductor  

Resistivity
2.20 nΩ·m  
99+
36.00 nΩ·m  
99+

Electrical Conductivity
0.45 106/cm Ω  
3
0.31 106/cm Ω  
5

Electron Affinity
222.80 kJ/mol  
1
0.00 kJ/mol  
99+

Thermal

Specific Heat
0.13 J/(kg K)  
40
1.82 J/(kg K)  
2

Molar Heat Capacity
25.42 J/mol·K  
99+
16.44 J/mol·K  
99+

Thermal Conductivity
318.00 W/m·K  
3
200.00 W/m·K  
6

Critical Temperature
1,337.00 K  
99+
1,551.00 K  
39

Thermal Expansion
14.20 µm/(m·K)  
29
11.30 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
324.40 kJ/mol  
99+
294.70 kJ/mol  
99+

Enthalpy of Fusion
12.55 kJ/mol  
33
11.72 kJ/mol  
36

Enthalpy of Atomization
364.00 kJ/mol  
34
326.40 kJ/mol  
40

Standard Molar Entropy
47.40 J/mol.K  
99+
9.50 J/mol.K  
99+

Periodic Table >>
<< All

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals