However, it is important to pay special attention to the units used for density calculations. The atomic radii decrease across the periodic table because as the atomic number increases, the number of protons increases across the period, but the extra electrons are only added to the same quantum shell. The chemical symbol for Barium is Ba. Density of Palladium - 12160.0 kg/m Density of Platinum - 21450.0 kg/m Density of Steel - 7850.0 kg/m Density of Silver - 10490.0 kg/m Density of Titanium - 4500.0 kg/m Density of Tungsten - 19600.0 kg/m Density of Zinc - 7135.0 kg/m Density of Zirconium - 6570.0 kg/m Comments Attachments Stats History These elements, along with the chemically similar elements scandium and yttrium, are often collectively known as the rare earth elements. The standard kilogram is a platinum-iridium cylinder 39.0 mm in height and 39.0 mm in diameter. Indium is a chemical element with atomic number 49 which means there are 49 protons and 49 electrons in the atomic structure. Being a typical member of the lanthanide series, europium usually assumes the oxidation state +3. The chemical symbol for Berkelium is Bk. Gold is a transition metal and a group 11 element. Polonium is a chemical element with atomic number 84 which means there are 84 protons and 84 electrons in the atomic structure. In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. There are 14 general types of such patterns known as Bravais lattices. The chemical symbol for Vanadium is V. Vanadium is a hard, silvery grey, ductile, and malleable transition metal. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. Lutetium is a chemical element with atomic number 71 which means there are 71 protons and 71 electrons in the atomic structure. Helium is a chemical element with atomic number 2 which means there are 2 protons and 2 electrons in the atomic structure. Most of the major rock-forming minerals in the Earth's crust, like quartz, feldspar, and calcite, have very similar densities (around 2.6 to 3.0 g/cm3). Copper is used as a conductor of heat and electricity, as a building material, and as a constituent of various metal alloys, such as sterling silver used in jewelry, cupronickel used to make marine hardware and coins. The chemical symbol for Iron is Fe. Lead is soft and malleable, and has a relatively low melting point. Chlorine is a chemical element with atomic number 17 which means there are 17 protons and 17 electrons in the atomic structure. Bismuth is a chemical element with atomic number 83 which means there are 83 protons and 83 electrons in the atomic structure. Some of these values may certainly seem counter-intuitiveone would not expect mercury (which is a liquid) to be more dense than iron, for example. Despite its high price and rarity, thulium is used as the radiation source in portable X-ray devices. The chemical symbol for Gold is Au. The average density of ochroma pyramidale wood (commonly known as balsa wood) is only 110 kg/m 3. (1969), Discoverer: Scientists at Dubna, Russia (1967)/Lawrence Berkeley Laboratory (1970), Discoverer: Armbruster, Paula and Muenzenberg, Dr. Gottfried, Element Category: unknown, probably a transition metal, Discoverer: David Anderson, Ruhani Rabin, Team Updraft, Element Category: unknown, probably a post-transition metal, Discoverer: Hisinger, Wilhelm and Berzelius, Jns Jacob/Klaproth, Martin Heinrich. Density. The density of platinum is 21 g/cm3. The chemical symbol for Technetium is Tc. Chromium is a steely-grey, lustrous, hard and brittle metal4 which takes a high polish, resists tarnishing, and has a high melting point. All you need to do to get a good estimate of the length of filament remaining in the spool is to divide the weight by the density and the cross-sectional area, as follows: Length of spool = (350 grams) / [ (1.25 g/cm^3)* (0.024 cm^2)]= 116 meters The results show that you still have 11, 667 centimeter or 116 meters of remaining filament. Niobium is a soft, grey, ductile transition metal, often found in the minerals pyrochlore (the main commercial source for niobium) and columbite. Density is defined as the mass per unit volume. What is the density in kilograms per cubic meter? The density of pure platinum is 21.45 g/cm 3, the mass per given volume. Although classified as a rare earth element, samarium is the 40th most abundant element in the Earths crust and is more common than such metals as tin. Also check the kg/m conversion. The chemical symbol for Tin is Sn. Platinum Data Platinum Density g/cm 21.45 g/cm kg/m 21450 kg/m State at 20 C Solid Uses Used in jewelry, to make crucible and special containers and as a catalyst. Solved Question on Density of Steel Question. Arsenic is a metalloid. Bismuth is a brittle metal with a silvery white color when freshly produced, but surface oxidation can give it a pink tinge. X Your answer cannot be understood or graded. Gallium is a chemical element with atomic number 31 which means there are 31 protons and 31 electrons in the atomic structure. Chemistry Measurement Density The chemical symbol for Xenon is Xe. Samarium is a chemical element with atomic number 62 which means there are 62 protons and 62 electrons in the atomic structure. The chemical symbol for Dysprosium is Dy. A 1.00-kg beaker containing 2.00 kg of oil (density = 916.0 kg/m3) rests on a scale. Californium is a chemical element with atomic number 98 which means there are 98 protons and 98 electrons in the atomic structure. Mercury is a chemical element with atomic number 80 which means there are 80 protons and 80 electrons in the atomic structure. The density of platinum in lb/in3is 0.77 lb/in3, the density of platinum kg/m3 is 21447 kg/m3, and the density of platinum in g/mL21.45 g/mL is. Specific energy 10-20 Wh/kg (36-72 J/g) Energy density 15-25 Wh/L (54-65 kJ/L) RFBs have a lifespan of 20+ years; RFBs can discharge 100%, without any damage to the battery; RFBs are non-flammable; Vanadium, iron or zinc electrolyte can be re-used and does not need to be disposed of; The batteries can be cycled more than once per day Typical densities of various substances are at atmospheric pressure. is a rare earth element with a metallic silver luster. A possible crystal structure of Platinum is face-centered cubic structure. g/m 3).Dry air mostly consists of nitrogen ( 78 % \sim 78 \% 78%) and oxygen ( 21 % \sim 21 \% 21%).The remaining 1 % 1\% 1% contains many different gases, among others, argon, carbon dioxide, neon or helium. For12C the atomic mass is exactly 12u, since the atomic mass unit is defined from it. The chemical symbol for Oxygen is O. Therefore, there are various non-equivalent definitions of atomic radius. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. Californium is an actinide element, the sixth transuranium element to be synthesized, and has the second-highest atomic mass of all the elements that have been produced in amounts large enough to see with the unaided eye (after einsteinium). The standard units are kg/m. 1 kilogram/cubic meter is equal to 0.001 kg/dm3. The density of platinum () is 21,09 g/cm3 or 21090 kg/m3. Francium is an alkali metal, that has one valence electron. The chemical symbol for Caesium is Cs. Tellurium is a brittle, mildly toxic, rare, silver-white metalloid. 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 atomthe Na+ cation. Technetium is the lightest element whose isotopes are all radioactive; none are stable. Platinum is a chemical element with atomic number 78 which means there are 78 protons and 78 electrons in the atomic structure. It must be noted, atoms lack a well-defined outer boundary. Its extreme rarity in the Earths crust, comparable to that of platinum. Lawrencium is the final member of the actinide series. Platinum | Pt | CID 23939 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards . The chemical symbol for Copper is Cu. Does quartz have a high density? Mercury is commonly known as quicksilver and was formerly named hydrargyrum. Lanthanoids comprise the 15 metallic chemical elements with atomic numbers 57 through 71, from lanthanum through lutetium. Uranium is weakly radioactive because all isotopes of uranium are unstable, with half-lives varying between 159,200 years and 4.5 billion years. It has six naturally occurring isotopes. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. Sodium is a soft, silvery-white, highly reactive metal. below the table is an image version for offline viewing Gas Chemical Formula Molar mass Density Density - - g/mol kg/m3 lb/ft3 Air - [] Francium is the second-least electronegative element, behind only caesium, and is the second rarest naturally occurring element (after astatine). Calcium is an alkaline earth metal, it is a reactive pale yellow metal that forms a dark oxide-nitride layer when exposed to air. Neodymium is a chemical element with atomic number 60 which means there are 60 protons and 60 electrons in the atomic structure. Like the other metals of the platinum group, ruthenium is inert to most other chemicals. The chemical symbol for Neodymium is Nd. 1) You may use almost everything for non-commercial and educational use. It rarely occurs in its elemental state or as pure ore compounds in the Earths crust. It is also sometimes considered the first element of the 6th-period transition metals and is traditionally counted among the rare earth elements. The density of platinum is #21.5# #g##/##cm^3# at 25C. See below. Chlorine is a yellow-green gas at room temperature. The Standard English unit ispounds mass per cubic foot(lbm/ft3). Silicon is a chemical element with atomic number 14 which means there are 14 protons and 14 electrons in the atomic structure. Thulium is the thirteenth and third-last element in the lanthanide series. The chemical symbol for Californium is Cf. The chemical symbol for Ruthenium is Ru. Boron is a chemical element with atomic number 5 which means there are 5 protons and 5 electrons in the atomic structure. Major advantage of lead shield is in its compactness due to its higher density. Hafniums large neutron capture cross-section makes it a good material for neutron absorption in control rods in nuclear power plants, but at the same time requires that it be removed from the neutron-transparent corrosion-resistant zirconium alloys used in nuclear reactors. The chemical symbol for Promethium is Pm. Beryllium is a chemical element with atomic number 4 which means there are 4 protons and 4 electrons in the atomic structure. The first alloy used on a large scale was bronze, made of tin and copper, from as early as 3000 BC. The classical description cannot be used to describe things on the atomic scale. Now it's pretty elementary. Rhodium is a chemical element with atomic number 45 which means there are 45 protons and 45 electrons in the atomic structure. And Density = 1030 kg/m3 Then Mass = 1030 * 2 = 2060 kilograms Example 3: How to determine density? Caesium is a chemical element with atomic number 55 which means there are 55 protons and 55 electrons in the atomic structure. More Information kg/m3 Question: The density of platinum is 21 g/cm3. Americium is a transuranic member of the actinide series, in the periodic table located under the lanthanide element europium, and thus by analogy was named after the Americas. Mercury is a heavy, silvery d-block element, mercury is the only metallic element that is liquid at standard conditions for temperature and pressure. Neodymium is a soft silvery metal that tarnishes in air. Plutonium is a chemical element with atomic number 94 which means there are 94 protons and 94 electrons in the atomic structure. The chemical symbol for Cerium is Ce. Entire website is based on our own personal perspectives, and do not represent the views of any company of nuclear industry. al. Thorium is moderately hard, malleable, and has a high melting point. High-silicon bronze and low-silicon bronze have similar densities, but the density of low-silicon bronze is a little higher at 8.75 grams per cubic centimeter. The chemical symbol for Rhenium is Re. The chemical symbol for Hafnium is Hf. Bromine is a chemical element with atomic number 35 which means there are 35 protons and 35 electrons in the atomic structure. Silver is a soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. Ytterbium is a chemical element with atomic number 70 which means there are 70 protons and 70 electrons in the atomic structure. Uranium is a silvery-white metal in the actinide series of the periodic table. Curium is a chemical element with atomic number 96 which means there are 96 protons and 96 electrons in the atomic structure. In nuclear industry, especially artificial xenon 135 has a tremendous impact on the operation of a nuclear reactor. The chemical symbol for Einsteinium is Es. It is the heaviest essential mineral nutrient. The chemical symbol for Gallium is Ga. Gallium has similarities to the other metals of the group, aluminium, indium, and thallium. The chemical symbol for Germanium is Ge. The atomic radius of Platinum atom is 136pm (covalent radius). Palladium, platinum, rhodium, ruthenium, iridium and osmium form a group of elements referred to as the platinum group metals (PGMs). As a result, the electron cloud contracts and the atomic radius decreases. The chemical symbol for Protactinium is Pa. Protactinium is a dense, silvery-gray metal which readily reacts with oxygen, water vapor and inorganic acids. Osmium is a densest metal found on the periodic table. Increasing the pressure on an material (especially for liquids or gases) decreases the volume of the object and thus increases its density via the atomic number density. Thorium is a naturally-occurring element and it is estimated to be about three times more abundant than uranium. Gold is a chemical element with atomic number 79 which means there are 79 protons and 79 electrons in the atomic structure. The chemical symbol for Radon is Rn. The chemical symbol for Silicon is Si. The chemical symbol for Rhodium is Rh. Discoverer: Scientists at Dubna, Russia (1964)/Albert Ghiorso et. The atomic mass is the mass of an atom. Lithium is a chemical element with atomic number 3 which means there are 3 protons and 3 electrons in the atomic structure. The chemical symbol for Samarium is Sm. It is by mass the most common element on Earth, forming much of Earths outer and inner core. Chemical elements listed by density The elements of the periodic table sorted by density click on any elements name for further chemical properties, environmental data or health effects. This dependence is usually expressed by thecoefficient of linear or volume expansion. Under standard conditions, it is the lightest metal and the lightest solid element. Lanthanum is a chemical element with atomic number 57 which means there are 57 protons and 57 electrons in the atomic structure. Hafnium is a chemical element with atomic number 72 which means there are 72 protons and 72 electrons in the atomic structure. A cube of platinum with density 21.4 x 103 kg/m3 is 30.00 cm on each side. There are three ways to express . Promethium is one of only two such elements that are followed in the periodic table by elements with stable forms. Mendelevium is a chemical element with atomic number 101 which means there are 101 protons and 101 electrons in the atomic structure. As a result of this expansion, the density of most materials decreases. The table below shows the density of some common substances, in units of kilograms per cubic meter. Like all alkali metals, lithium is highly reactive and flammable, and is stored in mineral oil. See also: Atomic Mass Number Does it conserve in a nuclear reaction? The type of bronze with the highest . It may seem, that the space and in fact the matter isempty,but it is not. grams per cubic . Lawrencium is a chemical element with atomic number 103 which means there are 103 protons and 103 electrons in the atomic structure. Scandium is a chemical element with atomic number 21 which means there are 21 protons and 21 electrons in the atomic structure. Actinium is a chemical element with atomic number 89 which means there are 89 protons and 89 electrons in the atomic structure. The chemical symbol for Lead is Pb. Strontium is a chemical element with atomic number 38 which means there are 38 protons and 38 electrons in the atomic structure. The chemical symbol for Americium is Am. The atomic mass is carried by the atomic nucleus, which occupies only about 10-12of the total volume of the atom or less, but it contains all the positive charge and at least 99.95% of the total mass of the atom. The chemical symbol for Lithium is Li. Calcium is a chemical element with atomic number 20 which means there are 20 protons and 20 electrons in the atomic structure. It was discovered in 1803 by the English chemist, Smithson Tennant who used the Greek term, "osme," or smell to describe its unpleasant odor. Pure germanium is a semiconductor with an appearance similar to elemental silicon. It is a soft, silvery-white alkali metal. 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