Specific Heat Specific heat , or specific heat capacity, is a property related to internal energy that is very important in thermodynamics. The intensive properties c v and c p are defined for pure, simple compressible substances as partial derivatives of the internal energy u T, v and enthalpy h T, p , respectively: where the subscripts v and p denote the variables held fixed during differentiation.
Latent Heat of Vaporization In general, when a material changes phase from solid to liquid, or from liquid to gas a certain amount of energy is involved in this change of phase.
The temperature at which the phase transition occurs is the melting point. Boron 5 B. Carbon 6 C. Neon 10 Ne. Sulfur 16 S. Argon 18 Ar. Iron 26 Fe. Cobalt 27 Co. Nickel 28 Ni. Copper 29 Cu. Zinc 30 Zn. Gallium 31 Ga. Arsenic 33 As. Bromine 35 Br. Yttrium 39 Y. Silver 47 Ag. Indium 49 In.
Tin 50 Sn. Iodine 53 I. Xenon 54 Xe. Iridium 77 Ir. Gold 79 Au. Thallium 81 Tl. Lead 82 Pb. Radon 86 Rn. It is an extremely radioactive synthetic element. The most stable known isotope, darmstadtium, has a half-life of approximately 10 seconds.
Explore our interactive periodic table. Periodic table is arranged by atomic number, number of protons in the nucleus which is same as number of electrons. The atomic number increases from left to right. Periodic table starts at top left Atomic number 1 and ends at bottom right atomic number Therefore you can directly look for atomic number to find Darmstadtium on periodic table.
Another way to read periodic table and locate an element is by using group number column and period number row. To locate Darmstadtium on periodic table look for cross section of group 10 and period 7 in the modern periodic table. Darmstadtium derived its name from Darmstadt, Germany, where the element was first synthesized.
The solid state structure of Darmstadtium is Body Centered Cubic. The Crystal structure can be described in terms of its unit Cell. The unit Cells repeats itself in three dimensional space to form the structure. The unit cell is represented in terms of its lattice parameters, which are the lengths of the cell edges Lattice Constants a , b and c. The positions of the atoms inside the unit cell are described by the set of atomic positions x i , y i , z i measured from a reference lattice point.
The symmetry properties of the crystal are described by the concept of space groups. All possible symmetric arrangements of particles in three-dimensional space are described by the space groups distinct types, or if chiral copies are considered distinct. Darmstadtium atoms have electrons and the electronic shell structure is [2, 8, 18, 32, 32, 16, 2] with Atomic Term Symbol Quantum Numbers 3 D 3.
Shell Structure of Darmstadtium - Electrons per energy level. Ground State Electronic Configuration of Darmstadtium - neutral Darmstadtium atom The ground state electronic configuration of Neutral Darmstadtium atom is [Rn] 5f14 6d9 7s1. The portion of Darmstadtium configuration that is equivalent to the noble gas of the preceding period, is abbreviated as [Rn].
For atoms with many electrons, this notation can become lengthy and so an abbreviated notation is used. This is important as it is the Valence electrons 5f14 6d9 7s1, electrons in the outermost shell that determine the chemical properties of the element. Origin of Its Name: It is named after Darmstadt in Germany, the place where it was first produced [1].
Ds was obtained by Albert Ghiorso and his team at the Lawrence Berkeley National Laboratory, California, by bombarding bismuth with cobalt. However, they could not confirm the results of their experiment at the time. Location of Darmstadtium in the Periodic Table. Since only a few atoms of the element have ever been made, it is only used for research purposes [1].
The radioactive metal is unstable and decomposes quickly into other elements that do not pose a health risk [10]. Your email address will not be published. Tsai, and R. Dragoset, Atomic Weights and Isotopic Compositions version 4. Periodic Table of Videos , accessed December Podcasts Produced by The Naked Scientists. Download our free Periodic Table app for mobile phones and tablets.
Explore all elements. D Dysprosium Dubnium Darmstadtium. E Europium Erbium Einsteinium. F Fluorine Francium Fermium Flerovium. G Gallium Germanium Gadolinium Gold. I Iron Indium Iodine Iridium. K Krypton. O Oxygen Osmium Oganesson. U Uranium. V Vanadium. X Xenon. Y Yttrium Ytterbium. Z Zinc Zirconium. Membership Become a member Connect with others Supporting individuals Supporting organisations Manage my membership.
Facebook Twitter LinkedIn Youtube. Discovery date. Discovered by. Origin of the name. Darmstadtium is named after Darmstadt, Germany, where the element was first produced. Melting point. Boiling point. Atomic number. Relative atomic mass. Key isotopes. Electron configuration. CAS number. ChemSpider ID. ChemSpider is a free chemical structure database. Electronegativity Pauling scale. Common oxidation states. Atomic mass. Half life.
Mode of decay. Young's modulus GPa. Shear modulus GPa. Bulk modulus GPa. Vapour pressure. Temperature K. Pressure Pa. Listen to Darmstadtium Podcast. Transcript : Chemistry in its element: darmstadtium Promo You're listening to Chemistry in its element brought to you by Chemistry World , the magazine of the Royal Society of Chemistry.
End promo Meera Senthilingam This week, an element that brings fleeting moments of wonder. Here's Brian Clegg. Brian Clegg I've a coffee cup on my desk, a Christmas present from my niece, inscribed with the periodic table.
Meera Senthilingam So its lack of application is made up for by the wistful wonder of its chemistry. Now next week, we get minty fresh.
Lars Ohrstrom If you chew gum, you will most likely encounter another result of rhodium catalysis, menthol.
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