Home
Compare Metals


Titanium Samarium Comparison


Samarium Titanium comparison


Periodic Table

Symbol
Ti  
Sm  

Group Number
4  
14
3  
15

Period Number
4  
6  

Block
d block  
f block  

Element Family
Transition Metal  
Lanthanide  

CAS Number
7440326  
99+
7440199  
99+

Space Group Name
P63/mmc  
R_ 3m  

Space Group Number
194.00  
7
166.00  
9

Facts

Interesting Facts
  • The only metal which burns in Nitrogen is Titanium.
  • Titanium is also known as corrosion resistant metal.
  
  • Samarium metals helps stimulating body metabolism.
  • Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
  

Sources
Found in Minerals, Mining  
Found in Minerals, Mining, Ores of Minerals  

History
  
  

Who Discovered
W. Gregor & J. Berzelius  
Lecoq de Boisbaudran  

Discovery
In 1791  
In 1879  

Abundance
  
  

Abundance In Universe
0.00 %  
10
0.00 %  
20

Abundance In Sun
0.00 %  
9
0.00 %  
26

Abundance In Meteorites
0.05 %  
11
0.00 %  
37

Abundance In Earth's Crust
0.66 %  
7
0.00 %  
29

Abundance In Oceans
0.00 %  
15
0.00 %  
40

Abundance In Humans
0.57 %  
2
0.00 %  
24

Uses

Uses & Benefits
  • Its alloys are used in spacecraft, aircraft and ammunition industry.
  • Its pipes are used in distillation plants, submarines, hulls of big ships, etc.
  
  • Magnets of Samarium cobalt alloy are stronger than that of Iron and hence, they are used in microwave application.
  • Samarium metal also used in optical lasers and infrared absorbing glasses and as a neutron absorber.
  

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

Medical Uses
Dentistry, Surgical Instruments Manufacturing  
-  

Other Uses
Alloys, Jewellery, Sculptures, Statues  
Alloys, In Nuclear Reactors  

Biological Properties
  
  

Toxicity
Non Toxic  
Slightly Toxic  

Present in Human Body
Yes  
Yes  

In Blood
0.05 Blood/mg dm-3  
16
0.01 Blood/mg dm-3  
22

In Bone
0.60 p.p.m.  
21
0.00 p.p.m.  
99+

Physical

Melting Point
1,660.00 °C  
18
1,072.00 °C  
99+

Boiling Point
3,287.00 °C  
23
1,900.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silvery Gray-White  
Silvery White  

Luster
Metallic  
Lustrous  

Hardness
  
  

Mohs Hardness
6.00  
6
5.50  
7

Brinell Hardness
716.00 MPa  
16
441.00 MPa  
32

Vickers Hardness
830.00 MPa  
21
412.00 MPa  
40

Speed of Sound
5,090.00 m/s  
13
2,130.00 m/s  
99+

Optical Properties
  
  

Refractive Index
2.40  
7
1.80  
22

Reflectivity
56.00 %  
26
65.00 %  
18

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Ti  
Sm  

Isotopes
  
  

Known Isotopes
23  
16
30  
9

Electronegativity
  
  

Pauling Electronegativity
1.54  
27
1.17  
99+

Sanderson Electronegativity
1.09  
39
1.17  
33

Allred Rochow Electronegativity
1.32  
24
1.07  
33

Mulliken-Jaffe Electronegativity
1.54  
24
1.17  
40

Allen Electronegativity
1.38  
36
1.17  
99+

Electropositivity
  
  

Pauling Electropositivity
2.46  
28
2.83  
14

Ionization Energies
  
  

1st Energy Level
658.80 kJ/mol  
39
544.50 kJ/mol  
99+

2nd Energy Level
1,309.80 kJ/mol  
99+
1,070.00 kJ/mol  
99+

3rd Energy Level
2,652.50 kJ/mol  
99+
2,260.00 kJ/mol  
99+

4th Energy Level
4,174.60 kJ/mol  
99+
3,990.00 kJ/mol  
99+

5th Energy Level
9,581.00 kJ/mol  
5
5,445.00 kJ/mol  
99+

6th Energy Level
11,533.00 kJ/mol  
8
5,445.00 kJ/mol  
99+

7th Energy level
13,590.00 kJ/mol  
6
5,445.00 kJ/mol  
99+

8th Energy Level
16,440.00 kJ/mol  
8
5,400.00 kJ/mol  
99+

9th Energy Level
18,530.00 kJ/mol  
11
5,440.00 kJ/mol  
99+

10th Energy Level
20,833.00 kJ/mol  
15
5,445.00 kJ/mol  
99+

11th Energy Level
25,575.00 kJ/mol  
14
5,445.00 kJ/mol  
99+

12th Energy Level
28,125.00 kJ/mol  
37
5,440.00 kJ/mol  
99+

13th Energy Level
76,015.00 kJ/mol  
1
5,445.00 kJ/mol  
99+

14th Energy Level
83,280.00 kJ/mol  
2
5,450.00 kJ/mol  
99+

15th Energy Level
90,880.00 kJ/mol  
4
54,450.00 kJ/mol  
99+

16th Energy Level
100,700.00 kJ/mol  
4
54,400.00 kJ/mol  
99+

17th Energy Level
109,100.00 kJ/mol  
5
544.50 kJ/mol  
99+

18th Energy Level
117,800.00 kJ/mol  
6
5,445.00 kJ/mol  
99+

19th Energy Level
129,900.00 kJ/mol  
7
544.50 kJ/mol  
99+

20th Energy Level
137,530.00 kJ/mol  
9
624.00 kJ/mol  
99+

21st Energy Level
658.80 kJ/mol  
99+
544.50 kJ/mol  
99+

22nd Energy Level
658.00 kJ/mol  
31
624.00 kJ/mol  
37

23rd Energy Level
658.80 kJ/mol  
99+
544.50 kJ/mol  
99+

24th Energy Level
658.80 kJ/mol  
30
544.50 kJ/mol  
99+

25th Energy Level
658.80 kJ/mol  
32
544.00 kJ/mol  
99+

26th Energy Level
658.80 kJ/mol  
31
544.50 kJ/mol  
99+

27th Energy Level
658.80 kJ/mol  
32
544.50 kJ/mol  
99+

28th Energy Level
658.80 kJ/mol  
37
544.50 kJ/mol  
99+

29th Energy Level
658.80 kJ/mol  
38
544.50 kJ/mol  
99+

30th Energy Level
658.80 kJ/mol  
34
544.00 kJ/mol  
99+

Electrochemical Equivalent
0.45 g/amp-hr  
99+
1.87 g/amp-hr  
38

Electron Work Function
4.33 eV  
24
2.70 eV  
99+

Other Chemical Properties
Chemical Stability, Ionization  
Ionization, Radioactive Isotopes  

Atomic

Atomic Number
22  
99+
62  
99+

Electron Configuration
[Ar] 3d2 4s2  
[Xe] 4f6 6s2  

Crystal Structure
Hexagonal Close Packed (HCP)  
Rhombohedral (RHO)  

Crystal Lattice
HCP-Crystal-Structure-of-Titanium.jpg#100  
RHO-Crystal-Structure-of-Samarium.jpg#100  

Atom
  
  

Number of Protons
22  
99+
62  
99+

Number of Neutrons
26  
99+
88  
40

Number of Electrons
22  
99+
62  
99+

Radius of an Atom
  
  

Atomic Radius
147.00 pm  
36
180.00 pm  
16

Covalent Radius
160.00 pm  
32
198.00 pm  
13

Van der Waals Radius
200.00 pm  
35
229.00 pm  
25

Atomic Weight
47.87 amu  
99+
150.36 amu  
99+

Atomic Volume
10.64 cm3/mol  
99+
19.95 cm3/mol  
31

Adjacent Atomic Numbers
  
  

Previous Element
Scandium
  

Next Element
Vanadium
  
Europium
  

Valence Electron Potential
95.20 (-eV)  
10
44.80 (-eV)  
38

Lattice Constant
295.08 pm  
99+
362.10 pm  
37

Lattice Angles
π/2, π/2, 2 π/3  
π/2, π/2, 2 π/3  

Lattice C/A Ratio
1.59  
30
1.62  
15

Mechanical

Density
  
  

Density At Room Temperature
4.51 g/cm3  
99+
7.52 g/cm3  
99+

Density When Liquid (at m.p.)
4.11 g/cm3  
99+
7.16 g/cm3  
99+

Tensile Strength
434.00 MPa  
10
50.00 MPa  
38

Viscosity
0.00  
22
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.94 (Pa)  
9

Vapor Pressure at 2000 K
0.98 (Pa)  
14
0.00 (Pa)  
29

Elasticity properties
  
  

Shear Modulus
44.00 GPa  
17
19.50 GPa  
99+

Bulk Modulus
110.00 GPa  
15
37.80 GPa  
99+

Young's Modulus
116.00 GPa  
20
49.70 GPa  
40

Poisson Ratio
0.32  
12
0.27  
19

Other Mechanical Properties
Ductile  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
4.51  
99+
7.52  
99+

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
17
0.00 H/m  
9

Susceptibility
0.00  
24
0.00  
24

Electrical Properties
  
  

Electrical Property
Poor Conductor  
Conductor  

Resistivity
420.00 nΩ·m  
12
0.94 nΩ·m  
99+

Electrical Conductivity
0.02 106/cm Ω  
99+
0.01 106/cm Ω  
99+

Electron Affinity
7.60 kJ/mol  
99+
50.00 kJ/mol  
26

Thermal

Specific Heat
0.52 J/(kg K)  
9
0.20 J/(kg K)  
32

Molar Heat Capacity
25.06 J/mol·K  
99+
29.54 J/mol·K  
9

Thermal Conductivity
21.90 W/m·K  
99+
13.30 W/m·K  
99+

Critical Temperature
1,941.00 K  
21
1,345.00 K  
99+

Thermal Expansion
8.60 µm/(m·K)  
99+
12.70 µm/(m·K)  
39

Enthalpy
  
  

Enthalpy of Vaporization
429.00 kJ/mol  
20
166.40 kJ/mol  
99+

Enthalpy of Fusion
15.48 kJ/mol  
19
8.62 kJ/mol  
99+

Enthalpy of Atomization
468.60 kJ/mol  
20
209.00 kJ/mol  
99+

Standard Molar Entropy
27.30 J/mol.K  
99+
69.60 J/mol.K  
15

Summary >>
<< Thermal

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals