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Periodic Table Element Comparison: Compare Elements - Manganese vs Hafnium

Compare Manganese and Hafnium

Compare Manganese and Hafnium 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 Manganese vs Hafnium with most reliable information about their properties, attributes, facts, uses etc. You can compare Mn vs Hf on more than 90 properties like electronegativity , oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more.

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1
1
H
Hydrogen
1.008

Atomic #

Electronic Shell #

Symbol
Name
Atomic Weight
HGas
HgLiquid
CSolid
Metals
Metalloids
NonMetals
Alkali metals
Alkali earth metals
Lanthanoids
Transition metals
Post-transition metals
Other nonmetals
Halogens
Nobel gas
Actinoids
2
He
Helium
4.003
2
3
Li
Lithium
6.941
4
Be
Beryllium
9.012
5
B
Boron
10.811
6
C
Carbon
12.011
7
N
Nitrogen
14.007
8
O
Oxygen
15.999
9
F
Fluorine
18.998
10
Ne
Neon
20.180
3
11
Na
Sodium
22.990
12
Mg
Magnesium
24.305
13
Al
Aluminium
26.982
14
Si
Silicon
28.085
15
P
Phosphorus
30.974
16
S
Sulfur
32.065
17
Cl
Chlorine
35.453
18
Ar
Argon
39.948
4
19
K
Potassium
39.098
20
Ca
Calcium
40.078
21
Sc
Scandium
44.956
22
Ti
Titanium
47.867
23
V
Vanadium
50.941
24
Cr
Chromium
51.996
25
Mn
Manganese
54.938
26
Fe
Iron
55.845
27
Co
Cobalt
58.933
28
Ni
Nickel
58.693
29
Cu
Copper
63.546
30
Zn
Zinc
65.409
31
Ga
Gallium
69.723
32
Ge
Germanium
72.640
33
As
Arsenic
74.922
34
Se
Selenium
78.960
35
Br
Bromine
79.904
36
Kr
Krypton
83.798
5
37
Rb
Rubidium
85.468
38
Sr
Strontium
87.620
39
Y
Yttrium
88.906
40
Zr
Zirconium
91.224
41
Nb
Niobium
92.906
42
Mo
Molybdenum
95.940
43
Tc
Technetium
98
44
Ru
Ruthenium
101.070
45
Rh
Rhodium
102.906
46
Pd
Palladium
106.420
47
Ag
Silver
107.868
48
Cd
Cadmium
112.411
49
In
Indium
114.818
50
Sn
Tin
118.710
51
Sb
Antimony
121.760
52
Te
Tellurium
127.600
53
I
Iodine
126.904
54
Xe
Xenon
131.293
6
55
Cs
Cesium
132.905
56
Ba
Barium
137.327
57 - 71
La - Lu
Lanthanides
72
Hf
Hafnium
178.490
73
Ta
Tantalum
180.948
74
W
Tungsten
183.840
75
Re
Rhenium
186.207
76
Os
Osmium
190.230
77
Ir
Iridium
192.217
78
Pt
Platinum
195.078
79
Au
Gold
196.967
80
Hg
Mercury
200.590
81
Tl
Thallium
204.383
82
Pb
Lead
207.200
83
Bi
Bismuth
208.980
84
Po
Polonium
209
85
At
Astatine
210
86
Rn
Radon
222
7
87
Fr
Francium
223
88
Ra
Radium
226
89 - 103
Ac - Lr
Actinides
104
Rf
Rutherfordium
261
105
Db
Dubnium
262
106
Sg
Seaborgium
266
107
Bh
Bohrium
264
108
Hs
Hassium
277
109
Mt
Meitnerium
268
110
Ds
Darmstadtium
281
111
Rg
Roentgenium
272
112
Cn
Copernicium
285
113
Nh
Nihonium
284
114
Fl
Flerovium
289
115
Mc
Moscovium
288
116
Lv
Livermorium
292
117
Ts
Tennessine
294
118
Og
Oganesson
294
Lanthanides
57
La
Lanthanum
138.905
58
Ce
Cerium
140.116
59
Pr
Praseodymium
140.908
60
Nd
Neodymium
144.240
61
Pm
Promethium
145
62
Sm
Samarium
150.360
63
Eu
Europium
151.964
64
Gd
Gadolinium
157.250
65
Tb
Terbium
158.925
66
Dy
Dysprosium
162.500
67
Ho
Holmium
164.930
68
Er
Erbium
167.259
69
Tm
Thulium
168.934
70
Yb
Ytterbium
173.040
71
Lu
Lutetium
174.967
Actinides
89
Ac
Actinium
227
90
Th
Thorium
232.038
91
Pa
Protactinium
231.036
92
U
Uranium
238.029
93
Np
Neptunium
237
94
Pu
Plutonium
244
95
Am
Americium
243
96
Cm
Curium
247
97
Bk
Berkelium
247
98
Cf
Californium
251
99
Es
Einsteinium
252
100
Fm
Fermium
257
101
Md
Mendelevium
258
102
No
Nobelium
259
103
Lr
Lawrencium
262

Facts

NameManganeseHafnium
Atomic Number2572
Atomic SymbolMnHf
Atomic Weight54.938049 178.49
Phase at STPSolid Solid
ColorSilver Gray
Metallic ClassificationTransition Metal Transition Metal
Group in Periodic Tablegroup 7 group 4
Group Namemanganese familytitanium family
Period in Periodic Tableperiod 4 period 6
Block in Periodic Tabled -blockd -block
Electronic Configuration[Ar] 3d5 4s2 [Xe] 4f14 5d2 6s2
Electronic Shell Structure (Electrons per shell)2, 8, 13, 22, 8, 18, 32, 10, 2
Melting Point1519 K2506 K
Boiling Point2334 K4876 K
CAS NumberCAS7439-96-5 CAS7440-58-6
Neighborhood ElementsNeighborhood Elements of ManganeseNeighborhood Elements of Hafnium

History

HistoryThe element Manganese was discovered by W. Scheele in year 1774 in Sweden. Manganese derived its name from magnesia negra.The element Hafnium was discovered by D. Coster and G. von Hevesy in year 1922 in Denmark. Hafnium derived its name from Hafnia, the New Latin name for Copenhagen.
DiscoveryW. Scheele (1774)D. Coster and G. von Hevesy (1922)
IsolatedG. Gahn (1774)D. Coster and G. von Hevesy (1922)

Presence: Abundance in Nature and Around Us

Parts per billion (ppb) by weight / by atoms (1ppb =10^-7 %)

Abundance in Universe8000 / 2000.7 / 0.005
Abundance in Sun10000 / 2001 / 0.01
Abundance in Meteorites2800000 / 920000170 / 20
Abundance in Earth's Crust1100000 / 4200003300 / 380
Abundance in Oceans2 / 0.230.008 / 0.00028
Abundance in Humans200 / 23- / -

Crystal Structure and Atomic Structure

Atomic Volume7.3545 cm3/mol13.44 cm3/mol
Atomic Radius161 pm208 pm
Covalent Radius139 pm150 pm
Van der Waals Radius- -
Atomic SpectrumAtomic Spectrum of Manganese | SchoolMyKidsAtomic Spectrum of Hafnium | SchoolMyKids
Lattice Constant891.25, 891.25, 891.25 pm319.64, 319.64, 505.11 pm
Lattice Angleπ/2, π/2, π/2π/2, π/2, 2 π/3
Space Group NameI_ 43m P63/mmc
Space Group Number217 194
Crystal Structure

Body Centered Cubic

25 Mn Manganese - Crystal Structure | SchoolMyKids

Simple Hexagonal

72 Hf Hafnium - Crystal Structure | SchoolMyKids

Atomic and Orbital Properties

Atomic Number2572
Number of Electrons (with no charge)2572
Number of Protons2572
Mass Number54.938049178.49
Number of Neutrons30106
Shell structure (Electrons per energy level)2, 8, 13, 22, 8, 18, 32, 10, 2
Electron Configuration[Ar] 3d5 4s2 [Xe] 4f14 5d2 6s2
Valence Electrons3d5 4s2 5d2 6s2
Oxidation State2, 3, 4, 6, 74
Atomic Term Symbol (Quantum Numbers)6S5/2 3F2
Shell structure25 Mn Manganese - Electron Shell Structure | SchoolMyKids72 Hf Hafnium - Electron Shell Structure | SchoolMyKids

Isotopes and Nuclear Properties

Manganese has 1 stable naturally occuring isotopes while Hafnium has 5 stable naturally occuring isotopes.

Known Isotopes44Mn, 45Mn, 46Mn, 47Mn, 48Mn, 49Mn, 50Mn, 51Mn, 52Mn, 53Mn, 54Mn, 55Mn, 56Mn, 57Mn, 58Mn, 59Mn, 60Mn, 61Mn, 62Mn, 63Mn, 64Mn, 65Mn, 66Mn, 67Mn, 68Mn, 69Mn153Hf, 154Hf, 155Hf, 156Hf, 157Hf, 158Hf, 159Hf, 160Hf, 161Hf, 162Hf, 163Hf, 164Hf, 165Hf, 166Hf, 167Hf, 168Hf, 169Hf, 170Hf, 171Hf, 172Hf, 173Hf, 174Hf, 175Hf, 176Hf, 177Hf, 178Hf, 179Hf, 180Hf, 181Hf, 182Hf, 183Hf, 184Hf, 185Hf, 186Hf, 187Hf, 188Hf
Stable IsotopesNaturally occurring stable isotopes:

55Mn

Naturally occurring stable isotopes:

176Hf, 177Hf, 178Hf, 179Hf, 180Hf

Neutron Cross Section 13.3 104
Neutron Mass Absorption 0.0083 0.02

Chemical Properties: Ionization Energies and electron affinity

Valence or Valency4 4
Electronegativity1.55 Pauling Scale1.3 Pauling Scale
Electron Affinity0 kJ/mol0 kJ/mol
Ionization Energies
1st: 717.3 kJ/mol
2nd: 1509 kJ/mol
3rd: 3248 kJ/mol
4th: 4940 kJ/mol
5th: 6990 kJ/mol
6th: 9220 kJ/mol
7th: 11500 kJ/mol
8th: 18770 kJ/mol
9th: 21400 kJ/mol
10th: 23960 kJ/mol
11th: 27590 kJ/mol
12th: 30330 kJ/mol
13th: 33150 kJ/mol
14th: 38880 kJ/mol
15th: 41987 kJ/mol
16th: 109480 kJ/mol
17th: 118100 kJ/mol
18th: 127100 kJ/mol
19th: 138600 kJ/mol
20th: 148500 kJ/mol
21st: 158600 kJ/mol
22nd: 172500 kJ/mol
23rd: 181380 kJ/mol
24th: 785450 kJ/mol
25th: 827067 kJ/mol
1st: 658.5 kJ/mol
2nd: 1440 kJ/mol
3rd: 2250 kJ/mol
4th: 3216 kJ/mol

Physical Properties

Density7.47 g/cm313.31 g/cm3
Molar Volume7.3545 cm3/mol13.44 cm3/mol

Elastic Properties

Young Modulus198 78
Shear Modulus- 30 GPa
Bulk Modulus120 GPa110 GPa
Poisson Ratio- 0.37

Hardness - Tests to Measure of Hardness of Element

Mohs Hardness6 MPa5.5 MPa
Vickers Hardness- 1760 MPa
Brinell Hardness196 MPa1700 MPa

Electrical Properties

Electrical Conductivity620000 S/m3300000 S/m
Resistivity 0.0000016 m Ω3e-7 m Ω
Superconducting Point- 0.128

Heat and Conduction Properties

Thermal Conductivity7.8 W/(m K)23 W/(m K)
Thermal Expansion0.0000217 /K0.0000059 /K

Magnetic Properties

Magnetic TypeParamagnetic Paramagnetic
Curie Point- -
Mass Magnetic Susceptibility1.21e-7 m3/kg5.3e-9 m3/kg
Molar Magnetic Susceptibility6.6475e-9 m3/mol9.46e-10 m3/mol
Volume Magnetic Susceptibility0.00090387 0.0000705

Optical Properties

Refractive Index- -

Acoustic Properties

Speed of Sound5150 m/s3010 m/s

Thermal Properties - Enthalpies and thermodynamics

Melting Point1519 K2506 K
Boiling Point2334 K4876 K
Critical Temperature- -
Superconducting Point- 0.128

Enthalpies

Heat of Fusion13.2 kJ/mol25.5 kJ/mol
Heat of Vaporization220 kJ/mol630 kJ/mol
Heat of Combustion- -

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS NumberCAS7439-96-5 CAS7440-58-6
RTECS Number- RTECSMG4600000
DOT Hazard Class4.1 4.2
DOT Numbers3089 2545
EU Number- -
NFPA Fire Rating- -
NFPA Hazards- -
NFPA Health Rating- -
NFPA Reactivity Rating- -
AutoIgnition Point- -
Flashpoint- -

Compare With Other Elements

Compare Manganese with all Group 7 elements

Compare Manganese with all Period 4 elements

Compare Manganese with all Transition Metal elements

Compare Hafnium with all Group 4 elements

Compare Hafnium with all Period 6 elements

Compare Hafnium with all Transition Metal elements