Chlorine is a yellow-green gas at room temperature. Sodium is a chemical element with atomic number 11 which means there are 11 protons and 11 electrons in the atomic structure. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. All isotopes of radium are highly radioactive, with the most stable isotope being radium-226. The chemical symbol for Chlorine is Cl. In nuclear industry, especially natural and artificial samarium 149 has an important impact on the operation of a nuclear reactor. The chemical symbol for Xenon is Xe. Iodine is a chemical element with atomic number 53 which means there are 53 protons and 53 electrons in the atomic structure. The chemical symbol for Technetium is Tc. At 0.099%, phosphorus is the most abundant pnictogen in the Earth’s crust. Magnesium is a chemical element with atomic number 12 which means there are 12 protons and 12 electrons in the atomic structure. The chemical symbol for Manganese is Mn. The chemical symbol for Zinc is Zn. Antimony compounds have been known since ancient times and were powdered for use as medicine and cosmetics, often known by the Arabic name, kohl. Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here! Thulium is the thirteenth and third-last element in the lanthanide series. Gelson Luz is a Mechanical Engineer, expert in welding and passionate about materials. Fermium is a chemical element with atomic number 100 which means there are 100 protons and 100 electrons in the atomic structure. Silicon is a hard and brittle crystalline solid with a blue-grey metallic lustre, it is a tetravalent metalloid and semiconductor. On the Electron Affinity of Silicon Carbide Polytypes S. Yu. The chemical symbol for Fermium is Fm. Electron affinities are calculated in the form of linear functions of the degree of hexagonality by two different methods using the concept of band offsets in heterojunctions formed by 3C-SiC in contact with a non-cubic polytype. The chemical symbol for Bromine is Br. The chemical symbol for Plutonium is Pu. By mass, oxygen is the third-most abundant element in the universe, after hydrogen and helium. Gold is a transition metal and a group 11 element. Need an editable periodic table to edit? The chemical symbol for Americium is Am. Naturally occurring potassium is composed of three isotopes, of which 40K is radioactive. The electron Hall factor versus donor density. The information contained in this website is for general information purposes only. Control over the chemical termination of diamond surfaces has shown great promise in the realization of field-emission applications, the selection of charge states of near-surface colour-centres such as … The greater the negative value, the more stable the anion is. The chemical symbol for Oxygen is O. Oxygen is a colourless, odourless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. Cerium is the second element in the lanthanide series. First, as the energy that is … Astatine is a chemical element with atomic number 85 which means there are 85 protons and 85 electrons in the atomic structure. In nuclear industry cadmium is commonly used as a thermal neutron absorber due to very high neutron absorption cross-section of 113Cd. Symbols represent experimental data (Kirnas et al. Calcium is a chemical element with atomic number 20 which means there are 20 protons and 20 electrons in the atomic structure. The chemical symbol for Potassium is K. Potassium was first isolated from potash, the ashes of plants, from which its name derives. Note that, ionization energies measure the tendency of a neutral atom to resist the loss of electrons. Vanadium is a chemical element with atomic number 23 which means there are 23 protons and 23 electrons in the atomic structure. It is the heaviest essential mineral nutrient. Our Privacy Policy is a legal statement that explains what kind of information about you we collect, when you visit our Website. Actinium is a soft, silvery-white radioactive metal. Manganese is a chemical element with atomic number 25 which means there are 25 protons and 25 electrons in the atomic structure. Si + e– → Si–        – ∆H = Affinity = 133.6 kJ/mol. Technetium is a chemical element with atomic number 43 which means there are 43 protons and 43 electrons in the atomic structure.
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