Each entry has a full citation identifying its source. In the air, indium remains stable in a solid compact state but oxidizes at high temperatures; above 800°C it burns with a violet-blue flame, yielding the oxide In 2 03—yellow crystals that are highly soluble in acids. Home. Atomic radius [pm] 156. Characteristics: Indium is a very soft, silvery-white lustrous metal. Just had a lecture there where the lecturer was doing revision on electronic configuration. I don't profess to be, nor want to become, an Atomic Scientist so, I'll give the simple version of the Electronic Configuration. The noble gas electron configuration indium is[Kr]4d10.5s2.5p1. Because of its closed-shell electron configuration, its density and melting and boiling points differ significantly from those of most other lanthanides. Most widespread minerals containing Indium; This list of minerals containing Indium is built from the mindat.org locality database. 71. Indium is a very soft, malleable, ductile and post-transition material. Indium. Both the metals, Indium, and Boiling point [°C] 2080. Instead, as a result of his careful observations, he became the discoverer of a new element. The pure metal gives a high-pitched "cry" when bent. Refer to the related links for a printable periodic table with electron configurations. What electrons do you think indium gave up? The presence of a predominant indigo spectral line suggested the name. Source(s): https://shrink.im/a0ajJ. Chemical element, Indium, information from authoritative sources. He stated that the electronic configuration of $$\ce{In^3+=[Kr] 5s^2 3p^1}$$He didn't include the $\ce... Stack Exchange Network. EnvironmentalChemistry.com. N23 77. L-edges a bit too high to measure easily. 4s 2 4p 6 4d 10. Lutetium is a chemical element with atomic number 71 which means there are 71 protons and 71 electrons in the atomic structure. Boiling point ... Indium was discovered in 1863 by Ferdinand Reich at the Freiberg School of Mines in Germany. 4d10. Indium (In), chemical element, rare metal of main Group 13 (IIIa, or boron group) of the periodic table.Indium has a brilliant silvery-white lustre.It was discovered (1863) by German chemists Ferdinand Reich and Hieronymus Theodor Richter while they were examining zinc ore samples. Printed from https://EnvironmentalChemistry.com, Molar Mass Calculations and Javascript Calculator, Nitrogen Dioxide, Ozone & Lead Partner to Increase Pollution Dangers to Urban Children. Which is the … 193 pm (Van der Waals) Los Alamos … Enhance your EELS community . Element density: 7.31 g/cm 3. Indium atoms have 49 electrons and the shell structure is 2.8.18.18.3. In 1863, Ferdinand Reich discovered indium in Germany. N1 122. 1 MINI MOCK Questions Unit 1 Atomic Structure AS Chemistry Q1. Substiutes and Alternative Sources Some compounds can be used in place of indium compounds for a number of its applications, but usually at a cost in product efficiency 5s 2 5p 1. Uses. {eq}(Kr)5s^24p^64d^5 {/eq} M1 826. Lutetium. M2 702. Copyright 1995 - 2021 Kenneth L Barbalace (. Indium is a very soft, malleable, ductile and post-transition material. The pure metal gives a high-pitched "cry" when bent. Indium forms compounds with chlorine. What electron do you think indium gave up? Neurodevelopmental Disorders in Children: Autism & ADHD, Mercury in Fish vs. the Benefits of Fish Oils, Norwegian Farmed Salmon Raises Global Concern. Indium: Atomic number: 49: Period: 5: Element category: Metals: Relative atomic mass: 114.82: Group: III.A: Electronegativity: 1.7. Oxidation numbers: 1, 3. Please share and/or link to this page if you find it useful or informative. Areas covered include atomic structure, physical properties, atomic interaction, thermodynamics, identification, atomic size, crystal structure, history, abundances, and nomenclature. Global Trends in Energy Technology Innovation, Hydrogen Fuel Cells: Energy of the Future, From Bhopal to Hazardous Waste Compliance, Love Canal NY: Grownups Don't Do Blue Goo, New Orleans, Hurricane Katrina & the Oil Industry, Environmental Justice and the NIMBY Principle, Prairie Dog Control: Non-Lethal Techniques. It is a soft, malleable metal that is similar to gallium. Name: Indium. Melting point [°C] 156.63. Problem 15: When zinc combines with non-metals, it … It is probably about as abundant as silver. It has the electron configuration [Kr] 2s 2 2p1 and may adopt the +1 or +3 oxidation state; however, the +3 state is more common. This video tutorial will help you determine the electronic configuration of the Indium atom. Indium is available in ultra pure form. Help. Uses. What is the noble-gas notation for helium? M 4,5-edges are delayed and overlap N K-edge. What electrons do you think indium gave up? Electronic configuration: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 6 4d 10 5s 2 5p 6 4f 14 5d 7 6s 2 >> Back to key information about the … Van der Waals Atomic Radius. An alloy with 24% indium and 76% gallium, for example, melts at 16 o C. (1) This type of alloy can be used as a non-toxic alternative to mercury in some applications. The Element Indium - Basic Physical and Historical Information Home Teachers ... Electron Shell Configuration: 1s 2. Remember, try to review about orbitals, valence electrons, shells and sub-shells as well. Common chemical compounds are also provided for many elements. Like gallium, indium is able to wet glass. Like tin, a high-pitched cry is heard when indium is bent – a crackling sound due to crystal twinning. ... Electron Configuration. It is a silver colored element with tetragonal structure centered in the face. Oxidation states: +3 Major edges What are these symbols? M 4,5-edges are delayed and overlap N K-edge. This is based on the number of localities entered for mineral species and is therefore slanted towards minerals interesting to collectors with less coverage of common rock-forming-minerals so it does not give an undistorted distribution of Indium mineral species. Pure indium was isolated in 1864 [1]. The ground state electron configuration of ground state gaseous neutral indium is [ Kr ]. ADA Recommendation for Fluoride in Infant Diets, Asbestos, a Brief History its Uses & Health Risks, Asbestos, its Chemical & Physical Properties, Asbestos: A Manufacturing Health Hazard Dating to Prehistoric Times. Electron Configuration: 2-8-18-18-3: Shells: 2,8,18,18,3: Filling Orbital: 5p1: Melting Point: 156.61 o C: Boiling Point: 2000 o C: Description: Rare silver-white metal: Uses: Used to coat high speed bearings: History (from the brilliant indigo line in its spectrum) Discovered by Reich and Richter, who later isolated the metal. If you would like to link to this page from your website, blog, etc., copy and paste this link code (in red) and modify it to suit your needs: echo Periodic Table of Elements: Indium - In (EnvironmentalChemistry.com)- Comprehensive information for the element Indium - In is provided by this page including scores of properties, element names in many languages, most known nuclides and technical terms are linked to their definitions.. NOTICE: While linking to articles is encouraged, OUR ARTICLES MAY NOT BE COPIED TO OR REPUBLISHED ON ANOTHER WEBSITE UNDER ANY CIRCUMSTANCES. Considerations. Table. Our indium page has over 210 facts that span 92 different quantities. Indium Electron Configuration. M3 664. Indium and thallium are in the same chemical family (vertical column) and would be expected to have similar electron arrangements. Electron configuration of Indium is [Kr] 4d10 5s2 5p1. M3 664. L2 3938. Introduces stoichiometry and explains the differences between molarity, molality and normality. When present in compounds, indium exists mostly in the oxidation state III. One is indium (I) chloride, formula InCl. 6.2542 eV. The noble gas notation starts for elements after helium. L3 3730. Consider the element indium, atomic number 49, atomic mass 114.8 g. The nucleus of an atom of indium-112 contains [A] 49 protons, 112 neutrons. 2.3 Atomic Radius. Remember, try to review about orbitals, valence electrons, shells and sub-shells as well. Electron Configuration Of Indium. Electronic configuration: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 6 4d 10 5s 2 5p 1 >> Back to key information about the elementBack to key information about the element Githy.com. Are there Realistic Dry-Cleaning Alternatives to Perc? Accessed on-line: 1/6/2021https://EnvironmentalChemistry.com/yogi/periodic/In.html. Indium is considered to be of low toxicity. Possible oxidation states are +3. Indium atoms have 49 electrons and the shell structure is 2.8.18.18.3. 5.4259 eV. Oxidation states: +3 Major edges What are these symbols? Discovered by Reich and Richter, who later isolated the metal. It has the electron configuration [Kr] 2s 2 2p1 and may adopt the +1 or +3 oxidation state; however, the +3 state is more common. Anonymous. State: Solid. It has found application in making low-melting allows; an allow of 24% indium - 76% gallium is … For questions about this page, please contact Steve Gagnon. Chemical Properties of Indium Indium is a chemical element with atomic number 49 which means there are 49 protons and 49 electrons in the atomic structure. Each element has a unique atomic structure that is influenced by its electronic configuration, which is the distribution of electrons across different orbitals of an atom. The correct electron configuration of indium (In) is [Kr]4d105s25p1. Each entry has a full citation identifying its source. Indium forms compounds with chlorine. Indium was discovered by the German chemists Ferdinand Reich and Hieronymus Theodor Richter in Germany in 1863. Citation and linking information . L2 3938. What electron do you think indium gave up? It is a silver colored element with tetragonal structure centered in the face. It is so soft (Mohs hardness 1.2) that like sodium, it can be cut with a knife. It has the electron configuration [Kr] 2s 2 2p1 and may adopt the +1 or +3 oxidation state; however, the +3 state is more common. A step-by-step description of how to write the electron configuration for Indium (In). The ground state electron configuration of ground state gaseous neutral indium is [Kr].4d 10.5s 2.5p 1 … Still have questions? Electron configuration: [Kr]4d 10 5s 2 5p 1. What electron do you think indium gave up? Melting point The temperature at which the solid–liquid phase change occurs. Like both, indium has a low meltin… Indium is used in the production of low-melting alloys, typically with gallium. Indium has the chemical symbol In and the atomic number 49. Density [g/cm 3] 7.31. M2 702. Electron configuration.... 1. indium(III) ion [Kr] 4d10, 5s2 5p1 ..... neutral atom [Kr] 4d10 ..... +3 ion. Indium was discovered by the German chemists Ferdinand Reich and Hieronymus Theodor Richter in 1863. Indium is the 68th most abundant element in the Earth's crust, present at a concentration of approximately 50 parts per billion. Electron Configuration More info. L3 3730. Indium Electronic configuration. See the answer. Problem 13: The electron configuration of indium is [Kr]4d 10 5s 2 5p 1. New Window [Kr]5s 2 4d 10 5p 1. Electron Configuration: 1s 2 2s 2 p 6 3s 2 p 6 d 10 4s 2 p 6 d 10 5s 2 p 1; Electrons per Energy Level: 2,8,18,18,3 Shell Model; Ionic Radius: 0.8Å; Filling Orbital: 5p 1; Number of Electrons (with no charge): 49; Number of Neutrons (most common/stable nuclide): 66; Number of Protons: 49; Oxidation States: 3; Valence Electrons: 5s 2 p 1 Electron Dot Model. Electron configuration of indium cation - Chemistry Stack Exchange. OFFICE OF SCIENCE EDUCATION. Maybe add your school logo, work team or anything else to maker your paper look cool? In the case of Indium the abbreviated electron configuration is [Kr] 4d10 5s2 5p1. 5s2. Indium will be in a liquid state over a variety of temperatures, like gallium from the same group. 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