Potassium Titanium Comparison
Periodic Table
Symbol
K
Ti
Group Number
1
17
4
14
Period Number
4
4
Block
s block
d block
Element Family
Alkali
Transition Metal
CAS Number
7440097
99+
7440326
99+
Space Group Name
Im_ 3m
P63/mmc
Space Group Number
229.00
1
194.00
5
Facts
Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
- The only metal which burns in Nitrogen is Titanium.
- Titanium is also known as corrosion resistant metal.
Sources
Found in Minerals, Mining
Found in Minerals, Mining
History
Who Discovered
Humphry Davy
W. Gregor & J. Berzelius
Discovery
In 1807
In 1791
Abundance
Abundance In Universe
3 * 10-4 %
9
3 * 10-4 %
9
Abundance In Sun
~0.0004 %
9
~0.0004 %
9
Abundance In Meteorites
0.07 %
9
0.05 %
11
Abundance In Earth's Crust
1.50 %
6
0.66 %
7
Abundance In Oceans
0.04 %
3
0.00 %
15
Abundance In Humans
0.20 %
2
Not Available
Uses
Uses & Benefits
- Potassium’s compounds are in high demand for their application in Fertilizer manufacturing.
- Potassium carbonate is used in glass manufacturing and Potassium carbonate in manufacturing detergent and body wash.
- Its alloys are used in spacecraft, aircraft and ammunition industry.
- Its pipes are used in distillation plants, submarines, hulls of big ships, etc.
Industrial Uses
Ammunition Industry, Chemical Industry
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
Medical Uses
Pharmaceutical Industry
Dentistry, Surgical Instruments Manufacturing
Other Uses
NA
Alloys, Jewellery, Sculptures, Statues
Biological Properties
Toxicity
Toxic
Non Toxic
Present in Human Body
Yes
Yes
In Blood
1,620.00 Blood/mg dm-3
2
0.05 Blood/mg dm-3
16
In Bone
2,100.00 p.p.m.
3
Not Available
Physical Properties
Melting Point
63.65 °C
99+
1,660.00 °C
18
Boiling Point
774.00 °C
99+
3,287.00 °C
22
Appearance
Physical State
Solid
Solid
Color
Silvery Gray
Silvery Gray-White
Luster
NA
Metallic
Hardness
Mohs Hardness
0.40
23
6.00
6
Brinell Hardness
0.36 MPa
99+
716.00 MPa
15
Vickers Hardness
Not Available
830.00 MPa
14
Speed of Sound
2,000.00 m/s
99+
5,090.00 m/s
9
Optical Properties
Allotropes
No
No
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Chemical Properties
Chemical Formula
K
Ti
Isotopes
Known Isotopes
20
19
23
16
Electronegativity
Pauling Electronegativity
0.82
99+
1.54
26
Sanderson Electronegativity
0.45
31
1.09
20
Allred Rochow Electronegativity
0.91
39
1.32
23
Mulliken-Jaffe Electronegativity
0.73
23
Not Available
Allen Electronegativity
0.73
99+
1.38
32
Electropositivity
Pauling Electropositivity
3.18
3
2.46
28
Ionization Energies
1st Energy Level
418.80 kJ/mol
99+
658.80 kJ/mol
39
2nd Energy Level
3,052.00 kJ/mol
5
1,309.80 kJ/mol
99+
3rd Energy Level
4,420.00 kJ/mol
8
2,652.50 kJ/mol
99+
4th Energy Level
5,877.00 kJ/mol
9
4,174.60 kJ/mol
32
5th Energy Level
7,975.00 kJ/mol
8
9,581.00 kJ/mol
5
6th Energy Level
9,590.00 kJ/mol
13
11,533.00 kJ/mol
6
7th Energy level
11,343.00 kJ/mol
17
13,590.00 kJ/mol
6
8th Energy Level
14,944.00 kJ/mol
13
16,440.00 kJ/mol
8
9th Energy Level
16,963.70 kJ/mol
15
18,530.00 kJ/mol
11
10th Energy Level
48,610.00 kJ/mol
3
20,833.00 kJ/mol
15
11th Energy Level
54,490.00 kJ/mol
4
25,575.00 kJ/mol
14
12th Energy Level
60,730.00 kJ/mol
4
28,125.00 kJ/mol
14
13th Energy Level
68,950.00 kJ/mol
4
76,015.00 kJ/mol
1
14th Energy Level
75,900.00 kJ/mol
5
83,280.00 kJ/mol
2
15th Energy Level
83,080.00 kJ/mol
6
90,880.00 kJ/mol
3
16th Energy Level
93,400.00 kJ/mol
7
100,700.00 kJ/mol
4
17th Energy Level
99,710.00 kJ/mol
8
109,100.00 kJ/mol
5
18th Energy Level
Not Available
117,800.00 kJ/mol
6
19th Energy Level
Not Available
129,900.00 kJ/mol
7
20th Energy Level
Not Available
137,530.00 kJ/mol
9
Electrochemical Equivalent
1.46 g/amp-hr
99+
0.45 g/amp-hr
99+
Electron Work Function
2.30 eV
99+
4.33 eV
17
Other Chemical Properties
Chemical Stability, Flammability, Ionization, Solubility
Chemical Stability, Ionization
Atomic Properties
Atomic Number
19
99+
22
99+
Electron Configuration
[Ar] 4s1
[Ar] 3d2 4s2
Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Titanium.jpg#100
Atom
Number of Protons
19
99+
22
99+
Number of Neutrons
20
99+
26
99+
Number of Electrons
19
99+
22
99+
Radius of an Atom
Atomic Radius
227.00 pm
3
147.00 pm
34
Covalent Radius
203.00 pm
9
160.00 pm
30
Van der Waals Radius
275.00 pm
5
200.00 pm
28
Atomic Weight
39.10 amu
99+
47.87 amu
99+
Atomic Volume
45.46 cm3/mol
3
10.64 cm3/mol
99+
Adjacent Atomic Numbers
Valence Electron Potential
10.40 (-eV)
99+
95.20 (-eV)
10
Lattice Constant
532.80 pm
12
295.08 pm
99+
Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Lattice C/A Ratio
Not Available
Not Available
Mechanical Properties
Density
Density At Room Temperature
0.86 g/cm3
99+
4.51 g/cm3
99+
Density When Liquid (at m.p.)
0.83 g/cm3
99+
4.11 g/cm3
99+
Tensile Strength
Not Available
434.00 MPa
9
Viscosity
Not Available
Not Available
Vapor Pressure
Vapor Pressure at 2000 K
Not Available
0.98 (Pa)
14
Elasticity properties
Shear Modulus
1.30 GPa
99+
44.00 GPa
17
Bulk Modulus
3.10 GPa
99+
110.00 GPa
15
Young's Modulus
3.53 GPa
99+
116.00 GPa
18
Poisson Ratio
Not Available
0.32
12
Other Mechanical Properties
NA
Ductile
Magnetic Properties
Magnetic Characteristics
Specific Gravity
0.86
99+
4.51
99+
Magnetic Ordering
Paramagnetic
Paramagnetic
Electrical Properties
Electrical Property
Conductor
Poor Conductor
Resistivity
72.00 nΩ·m
37
420.00 nΩ·m
12
Electrical Conductivity
0.14 106/cm Ω
14
0.02 106/cm Ω
99+
Electron Affinity
48.40 kJ/mol
22
7.60 kJ/mol
37
Thermal Properties
Specific Heat
0.75 J/(kg K)
6
0.52 J/(kg K)
9
Molar Heat Capacity
29.60 J/mol·K
6
25.06 J/mol·K
99+
Thermal Conductivity
102.50 W/m·K
15
21.90 W/m·K
99+
Critical Temperature
2,223.00 K
3
Not Available
Thermal Expansion
83.30 µm/(m·K)
3
8.60 µm/(m·K)
99+
Enthalpy
Enthalpy of Vaporization
77.50 kJ/mol
99+
429.00 kJ/mol
15
Enthalpy of Fusion
2.32 kJ/mol
99+
15.48 kJ/mol
19
Enthalpy of Atomization
89.50 kJ/mol
99+
468.60 kJ/mol
15
Standard Molar Entropy
64.70 J/mol.K
18
27.30 J/mol.K
99+
|
||
|
||
|
