One atomic mass unit is equal to 1.66 x 10-24Â grams. Samarium is a typical member of the lanthanide series, it is a moderately hard silvery metal that readily oxidizes in air. It is the fourth most common element in the Earthâs crust. We use the most common isotopes. These relative weights computed from the chemical equation are sometimes called equation weights. Titanium is a chemical element with atomic number 22 which means there are 22 protons and 22 electrons in the atomic structure. TheÂ chemical symbolÂ for Magnesium isÂ Mg. Magnesium is a shiny gray solid which bears a close physical resemblance to the other five elements in the second column (group 2, or alkaline earth metals) of the periodic table: all group 2 elements have the same electron configuration in the outer electron shell and a similar crystal structure. Dysprosium is used for its high thermal neutron absorption cross-section in making control rods in nuclear reactors, for its high magnetic susceptibility in data storage applications. Copper is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. Sodium is an alkali metal, being in group 1 of the periodic table, because it has a single electron in its outer shell that it readily donates, creating a positively charged atomâthe Na+ cation. Titanium tetrachloride is used to iridize glass. Thorium is commonly found in monazite sands (rare earth metals containing phosphate mineral). The bulk properties of astatine are not known with any certainty. It is paramagnetic and has fairly low electrical and thermal conductivity compared to other metals. This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. NeptuniumÂ is a chemical element withÂ atomic numberÂ 93Â which means there are 93 protons and 93 electrons in the atomic structure. TheÂ chemical symbolÂ for Rhodium isÂ Rh. TheÂ chemical symbolÂ for Nitrogen isÂ N. Nitrogen is a colourless, odourless unreactive gas that forms about 78% of the earthâs atmosphere. Actinium is a soft, silvery-white radioactive metal. Calculate the number of protons, neutrons and electrons it contains. Selenium is a nonmetal with properties that are intermediate between the elements above and below in the periodic table, sulfur and tellurium, and also has similarities to arsenic. TheÂ chemical symbolÂ for Caesium isÂ Cs. Titanium is a chemical element with symbol Ti and atomic number 22. Gallium does not occur as a free element in nature, but as gallium(III) compounds in trace amounts in zinc ores and in bauxite. ThoriumÂ is a chemical element withÂ atomic numberÂ 90Â which means there are 90 protons and 90 electrons in the atomic structure. SeleniumÂ is a chemical element withÂ atomic numberÂ 34Â which means there are 34 protons and 34 electrons in the atomic structure. A colorless, odorless, tasteless noble gas, krypton occurs in trace amounts in the atmosphere and is often used with other rare gases in fluorescent lamps. Pure germanium is a semiconductor with an appearance similar to elemental silicon. is a rare earth element with a metallic silver luster. TheÂ chemical symbolÂ for Silicon isÂ Si. Titanium has a melting point of 1660 +/- 10°C, boiling point of 3287°C, specific gravity of 4.54, with a valence of 2, 3, or 4. Titanium is important for alloying with aluminum, molybdenum, iron, manganese, and other metals. H, N, O, C). Titanium was discovered in a black sand known as ilmenite. ThalliumÂ is a chemical element withÂ atomic numberÂ 81Â which means there are 81 protons and 81 electrons in the atomic structure. Thorium is moderately hard, malleable, and has a high melting point. All of the alkali metals have a single valence electron in the outer electron shell, which is easily removed to create an ion with a positive charge â a cation, which combines with anions to form salts. TheÂ chemical symbolÂ for Thallium isÂ Tl. IronÂ is a chemical element withÂ atomic numberÂ 26Â which means there are 26 protons and 26 electrons in the atomic structure. SiliconÂ is a chemical element withÂ atomic numberÂ 14Â which means there are 14 protons and 14 electrons in the atomic structure. TheÂ chemical symbolÂ for Holmium isÂ Ho. TheÂ chemical symbolÂ for Cerium isÂ Ce. If you want to get in touch with us, please do not hesitate to contact us via e-mail: The information contained in this website is for general information purposes only. Ranking ninth on the list of most abundant metals on earth. Tellurium is chemically related to selenium and sulfur. Commercially, thallium is produced as a byproduct from refining of heavy metal sulfide ores. TheÂ chemical symbolÂ for Palladium isÂ Pd. Titanium is used in fireworks. The standard SI unit is kilograms per cubic meter (kg/m3). Although classified as a rare earth element, samarium is the 40th most abundant element in the Earthâs crust and is more common than such metals as tin. Our Website follows all legal requirements to protect your privacy. Because of its closed-shell electron configuration, its density and melting and boiling points differ significantly from those of most other lanthanides. Like all alkali metals, lithium is highly reactive and flammable, and is stored in mineral oil. It occurs on Earth as the decay product of various heavier elements. Hafnium is a lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. Thulium is an easily workable metal with a bright silvery-gray luster. TheÂ chemical symbolÂ for Germanium isÂ Ge. Its abundance in rocky planets like Earth is due to its abundant production by fusion in high-mass stars. Each nuclide is denoted by chemical symbol of the element (this specifies Z) with tha atomic mass number as supescript. TheÂ chemical symbolÂ for Fermium isÂ Fm. The chemical symbol for Titanium is Ti. Indium is a post-transition metal that makes up 0.21 parts per million of the Earthâs crust. The relatively high melting point (more than 1,650 °C or 3,000 °F) makes it useful as a refractory metal. TheÂ chemical symbolÂ for Antimony isÂ Sb. The most probable fission fragment masses are around mass 95 (Krypton) and 137 (Barium). Titanium is resistant to corrosion in sea water, aqua regia, and chlorine. IridiumÂ is a chemical element withÂ atomic numberÂ 77Â which means there are 77 protons and 77 electrons in the atomic structure. Significant concentrations of boron occur on the Earth in compounds known as the borate minerals. TheÂ chemical symbolÂ for Gadolinium isÂ Gd. PlutoniumÂ is a chemical element withÂ atomic numberÂ 94Â which means there are 94 protons and 94 electrons in the atomic structure. Titanium is a lustrous transition metal with a silver color, low density, and high strength. Noble Gases Pure titanium is a lustrous white metal with low density, high strength, and high corrosion resistance. Germanium is a lustrous, hard, grayish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. Technetium is the lightest element whose isotopes are all radioactive; none are stable. Pure titanium is a lustrous white metal with low density, high strength, and high corrosion resistance. It is a soft, silvery-white alkali metal. TheÂ chemical symbolÂ for Aluminum isÂ Al. Under normal conditions, sulfur atoms form cyclic octatomic molecules with a chemical formula S8. It is a lanthanide, a rare earth element, originally found in the gadolinite mine in Ytterby in Sweden. Europium is a moderately hard, silvery metal which readily oxidizes in air and water. SodiumÂ is a chemical element withÂ atomic numberÂ 11Â which means there are 11 protons and 11 electrons in the atomic structure. NobeliumÂ is a chemical element withÂ atomic numberÂ 102Â which means there are 102 protons and 102 electrons in the atomic structure. Melting Point TheÂ chemical symbolÂ for Zirconium isÂ Zr.
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