Compare Beryllium vs Chlorine: Periodic Table Element Comparison Table and Properties
Compare the elements Beryllium and Chlorine on the basis of their properties, attributes and periodic table facts. Compare elements - Beryllium and Chlorine comparison table side by side across over 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 Beryllium vs Chlorine with most reliable information about their properties, attributes, facts, uses etc. You can compare Be vs Cl on more than 90 properties like electronegativity, oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more. This in-depth comparison helps students, educators, researchers, and science enthusiasts understand the differences and similarities between Beryllium and Chlorine.
Beryllium and Chlorine Comparison
Here's a detailed comparison between Beryllium (Be) and Chlorine (Cl), focusing on their position in the periodic table, physical and chemical properties, stability, and uses.
Facts - Basic Element Details
| Name | Beryllium | Chlorine |
|---|---|---|
| Atomic Number | 4 | 17 |
| Atomic Symbol | Be | Cl |
| Atomic Weight | 9.012182 | 35.453 |
| Phase at STP | Solid | Gas |
| Color | SlateGray | Yellow |
| Metallic Classification | Alkaline Earth Metal | Halogens |
| Group in Periodic Table | group 2 | group 17 |
| Group Name | beryllium family | fluorine family |
| Period in Periodic Table | period 2 | period 3 |
| Block in Periodic Table | s -block | p -block |
| Electronic Configuration | [He] 2s2 | [Ne] 3s2 3p5 |
| Electronic Shell Structure (Electrons per shell) | 2, 2 | 2, 8, 7 |
| Melting Point | 1560 K | 171.6 K |
| Boiling Point | 2743 K | 239.11 K |
| CAS Number | CAS7440-41-7 | CAS7782-50-5 |
| Neighborhood Elements | Neighborhood Elements of Beryllium | Neighborhood Elements of Chlorine |
History
| Parameter | Beryllium | Chlorine |
|---|---|---|
| History | The element Beryllium was discovered by N. Vauquelin in year 1798 in France. Beryllium derived its name from beryl, a mineral. | The element Chlorine was discovered by W. Scheele in year 1774 in Sweden. Chlorine derived its name from the Greek word chloros, meaning 'greenish yellow'. |
| Discovery | N. Vauquelin (1798) | W. Scheele (1774) |
| Isolated | F. Wöhler and A. Bussy (1828) | W. Scheele (1774) |
Presence: Abundance in Nature and Around Us
Parts per billion (ppb) by weight / by atoms (1ppb =10^-7 %)
| Property | Beryllium | Chlorine |
|---|---|---|
| Abundance in Universe | 1 / 0.1 | 1000 / 40 |
| Abundance in Sun | 0.1 / 0.01 | 8000 / 300 |
| Abundance in Meteorites | 30 / 70 | 380000 / 160000 |
| Abundance in Earth's Crust | 1900 / 4300 | 170000 / 100000 |
| Abundance in Oceans | 0.0006 / 0.00041 | 19870000 / 3470000 |
| Abundance in Humans | 0.4 / 0.3 | 1200000 / 210000 |
Crystal Structure and Atomic Structure
| Property | Beryllium | Chlorine |
|---|---|---|
| Atomic Volume | 4.8767 cm3/mol | 22.4129 cm3/mol |
| Atomic Radius | 112 pm | 79 pm |
| Covalent Radius | 90 pm | 99 pm |
| Van der Waals Radius | 153 pm | 175 pm |
Atomic Spectrum - Spectral Lines | ||
| Emission Spectrum |  |  |
| Absorption Spectrum |  |  |
| Lattice Constant | 228.58, 228.58, 358.43 pm | 622.35, 445.61, 817.85 pm |
| Lattice Angle | π/2, π/2, 2 π/3 | π/2, π/2, π/2 |
| Space Group Name | P63/mmc | Cmca |
| Space Group Number | 194 | 64 |
| Crystal Structure | Simple Hexagonal  | Base Centered Orthorhombic  |
Atomic and Orbital Properties
| Property | Beryllium | Chlorine |
|---|---|---|
| Atomic Number | 4 | 17 |
| Number of Electrons (with no charge) | 4 | 17 |
| Number of Protons | 4 | 17 |
| Mass Number | 9.012182 | 35.453 |
| Number of Neutrons | 5 | 18 |
| Shell structure (Electrons per energy level) | 2, 2 | 2, 8, 7 |
| Electron Configuration | [He] 2s2 | [Ne] 3s2 3p5 |
| Valence Electrons | 2s2 | 3s2 3p5 |
| Oxidation State | 2 | -1, 1, 3, 5, 7 |
| Atomic Term Symbol (Quantum Numbers) | 1S0 | 2P3/2 |
| Shell structure |  |  |
Isotopes and Nuclear Properties
Beryllium has 1 stable naturally occuring isotopes while Chlorine has 2 stable naturally occuring isotopes.
| Parameter | Beryllium | Chlorine |
|---|---|---|
| Known Isotopes | 5Be, 6Be, 7Be, 8Be, 9Be, 10Be, 11Be, 12Be, 13Be, 14Be, 15Be, 16Be | 28Cl, 29Cl, 30Cl, 31Cl, 32Cl, 33Cl, 34Cl, 35Cl, 36Cl, 37Cl, 38Cl, 39Cl, 40Cl, 41Cl, 42Cl, 43Cl, 44Cl, 45Cl, 46Cl, 47Cl, 48Cl, 49Cl, 50Cl, 51Cl |
| Stable Isotopes | Naturally occurring stable isotopes: 9Be | Naturally occurring stable isotopes: 35Cl, 37Cl |
| Neutron Cross Section | 0.0092 | 35.3 |
| Neutron Mass Absorption | 0.00003 | 0.033 |
Chemical Properties: Ionization Energies and electron affinity
| Property | Beryllium | Chlorine |
|---|---|---|
| Valence or Valency | 2 | 5 |
| Electronegativity | 1.57 Pauling Scale | 3.16 Pauling Scale |
| Oxidation State | 2 | -1, 1, 3, 5, 7 |
| Electron Affinity | 0 kJ/mol | 349 kJ/mol |
| Ionization Energies | 1st: 899.5 kJ/mol 2nd: 1757.1 kJ/mol 3rd: 14848.7 kJ/mol 4th: 21006.6 kJ/mol | 1st: 1251.2 kJ/mol 2nd: 2298 kJ/mol 3rd: 3822 kJ/mol 4th: 5158.6 kJ/mol 5th: 6542 kJ/mol 6th: 9362 kJ/mol 7th: 11018 kJ/mol 8th: 33604 kJ/mol 9th: 38600 kJ/mol 10th: 43961 kJ/mol 11th: 51068 kJ/mol 12th: 57119 kJ/mol 13th: 63363 kJ/mol 14th: 72341 kJ/mol 15th: 78095 kJ/mol 16th: 352994 kJ/mol 17th: 380760 kJ/mol |
Physical Properties
Chlorine (0.003214 g/cm³) is less dense than Beryllium (1.848 g/cm³). This means that a given volume of Beryllium will be heavier than the same volume of Chlorine. Beryllium is about 57398.4 denser than Chlorine
| Property | Beryllium | Chlorine |
|---|---|---|
| Phase at STP | Solid | Gas |
| Color | SlateGray | Yellow |
| Density | 1.848 g/cm3 | 0.003214 g/cm3 |
| Density (when liquid (at melting point)) | 1.69 g/cm3 | - |
| Molar Volume | 4.8767 cm3/mol | 22.4129 cm3/mol |
Mechanical and Hardness Properties
| Property | Beryllium | Chlorine |
|---|---|---|
Elastic Properties | ||
| Young Modulus | 287 | - |
| Shear Modulus | 132 GPa | - |
| Bulk Modulus | 130 GPa | 1.1 GPa |
| Poisson Ratio | 0.032 | - |
Hardness - Tests to Measure of Hardness of Element | ||
| Mohs Hardness | 5.5 MPa | - |
| Vickers Hardness | 1670 MPa | - |
| Brinell Hardness | 600 MPa | - |
Thermal and Electrical Conductivity
| Property | Beryllium | Chlorine |
|---|---|---|
Heat and Conduction Properties | ||
| Thermal Conductivity | 190 W/(m K) | 0.0089 W/(m K) |
| Thermal Expansion | 0.0000113 /K | - |
Electrical Properties | ||
| Electrical Conductivity | 25000000 S/m | 0.01 S/m |
| Resistivity | 4e-8 m Ω | 100 m Ω |
| Superconducting Point | 0.026 | - |
Magnetic and Optical Properties
| Property | Beryllium | Chlorine |
|---|---|---|
Magnetic Properties | ||
| Magnetic Type | Diamagnetic | Diamagnetic |
| Curie Point | - | - |
| Mass Magnetic Susceptibility | -1.26e-8 m3/kg | -7.2e-9 m3/kg |
| Molar Magnetic Susceptibility | -1.136e-10 m3/mol | -5.11e-10 m3/mol |
| Volume Magnetic Susceptibility | -0.00002328 | -2.31e-8 |
Optical Properties | ||
| Refractive Index | - | 1.000773 |
Acoustic Properties | ||
| Speed of Sound | 13000 m/s | 206 m/s |
Thermal Properties - Enthalpies and thermodynamics
| Property | Beryllium | Chlorine |
|---|---|---|
| Melting Point | 1560 K | 171.6 K |
| Boiling Point | 2743 K | 239.11 K |
| Critical Temperature | - | 416.9 K |
| Superconducting Point | 0.026 | - |
Enthalpies | ||
| Heat of Fusion | 7.95 kJ/mol | 3.2 kJ/mol |
| Heat of Vaporization | 297 kJ/mol | 10.2 kJ/mol |
| Heat of Combustion | - | - |
Regulatory and Health - Health and Safety Parameters and Guidelines
| Parameter | Beryllium | Chlorine |
|---|---|---|
| CAS Number | CAS7440-41-7 | CAS7782-50-5 |
| RTECS Number | RTECSDS1750000 | RTECSFO2100000 |
| DOT Hazard Class | 6.1 | - |
| DOT Numbers | 1567 | 1017 |
| EU Number | - | - |
| NFPA Fire Rating | 1 | - |
| NFPA Health Rating | 3 | - |
| NFPA Reactivity Rating | 0 | - |
| NFPA Hazards | - | - |
| AutoIgnition Point | - | - |
| Flashpoint | - | - |
Compare Beryllium and Chlorine With Other Elements
Compare Beryllium and Chlorine with other elements of the periodic table. Explore howBeryllium and Chlorine stack up against other elements of the periodic table. Use our interactive comparison tool to analyze 90+ properties across different metals, non-metals, metalloids, and noble gases. Understanding these differences is crucial for applications in engineering, chemistry, electronics, biology, and material science.
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