Element Rhodium - Rh

Comprehensive data top top the chemical facet Rhodium is noted on this page; consisting of scores that properties, facet names in many languages, most recognized nuclides of Rhodium. Usual chemical compounds are also provided for many elements. In addition technical terms are linked to your definitions and the menu has links come related short articles that space a an excellent aid in one"s studies.

You are watching: How many valence electrons does rhodium have

Rhodium Menu

Rhodium page OneOverview that RhodiumRhodium"s name in various other LanguagesAtomic structure of RhodiumChemical properties of RhodiumPhysical nature of RhodiumRegulatory / HealthWho/When/Where/HowRhodium page TwoNuclides / IsotopesPotential parental NuclidesRhodium web page ThreeCommon chemistry Compounds that Rhodium

Overview the Rhodium

Atomic Number: 45Group: 9Period: 5Series: shift Metals

Rhodium"s surname in other Languages

Latin: RhodiumCzech: RhodiumCroatian: RodijFrench: RhodiumGerman: Rhodium - sItalian: RodioNorwegian: RhodiumPortuguese: RódioRussian: РодийSpanish: RodioSwedish: RodiumAtomic structure of RhodiumAtomic Radius: 1.83ÅAtomic Volume: 8.3cm3/molCovalent Radius: 1.25ÅCross Section (Thermal neutron Capture) σa/barns: 144.8Crystal Structure: Cubic confront centered
*
Electron Configuration:1s2 2s2p6 3s2p6d10 4s2p6d8 5s1Electrons per energy Level: 2,8,18,16,1Shell Model
*
Ionic Radius:
0.68ÅFilling Orbital: 4d8Number of electrons (with no charge): 45Number of neutron (most common/stable nuclide): 58Number that Protons: 45Oxidation States: 2,3,4Valence Electrons: 4d8 5s1

Chemical nature of Rhodium

Electrochemical Equivalent: 1.2798g/amp-hrElectron job-related Function: 4.98eVElectronegativity: 2.28 (Pauling); 1.45 (Allrod Rochow)Heat of Fusion: 21.5kJ/molIncompatibilities:Chlorine trifluoride, oxygen difluorideIonization PotentialFirst: 7.46Second: 18.08Third: 31.06Valence Electron Potential (-eV): 64

Physical properties of Rhodium

Atomic mass Average: 102.9055Boiling Point: 4000K 3727°C 6741°FCoefficient the lineal heat expansion/K-1: 8.4E-6ConductivityElectrical: 0.211 106/cm ΩThermal: 1.5 W/cmKDensity: 12.41g/cc
300KDescription:Hard silver- white metal that is unaffected through air and also water as much as 875K. It is additionally unaffected by acids however is attacked by multen alkalis.Elastic Modulus:Bulk: 276/GPaRigidity: 147/GPaYoungs: 379/GPaEnthalpy of Atomization: 556.5 kJ/mole
25°CEnthalpy of Fusion: 21.76 kJ/moleEnthalpy of Vaporization: 495.4 kJ/moleFlammablity Class: Non-combustible solid (except as dust)Freezing Point: see melting pointHardness ScaleBrinell: 1100 MN m-2Mohs: 6Vickers: 1246 MN m-2Heat that Vaporization: 493kJ/molMelting Point: 2239K 1966°C 3571°FMolar Volume: 8.3 cm3/moleOptical Reflectivity: 84%Physical State (at 20°C & 1atm): SolidSpecific Heat: 0.242J/gKVapor Pressure = 0.633Pa
1966°C

Regulatory / Health

CAS Number7440-16-6RTECS: VI9069000OSHA permit Exposure limit (PEL)TWA: 0.1 mg/m3OSHA PEL Vacated 1989TWA: 0.1 mg/m3NIOSH encourage Exposure limit (REL)TWA: 0.1 mg/m3IDLH: 100 mg/m3 Routes of Exposure: InhalationTarget Organs: respiratory tract systemLevels In Humans:Note: this data represents normally occuring levels of elements in the common human, it DOES NOT represent recommended daily allowances.Blood/mg dm-3: n/aBone/p.p.m: n/aLiver/p.p.m: n/aMuscle/p.p.m: n/aDaily dietary Intake: n/aTotal mass In Avg. 70kg human: n/a

Who / wherein / when / How

Discoverer: william H. WollastonDiscovery Location: London EnglandDiscovery Year: 1803Name Origin:Greek: rhodon (rose). That is salts give a rose solution.Abundance the Rhodium:Earth"s Crust/p.p.m.: 0.0002Seawater/p.p.m.: N/AAtmosphere/p.p.m.: N/ASun (Relative to H=1E12): 25.1Sources of Rhodium:Obtained as a by-product of nickel production. Rhodium is found in its aboriginal state in Montana USA. Around three lots of Rhodium are developed world wide on an yearly basis.Uses that Rhodium:Used as a coating to avoid wear on high quality science equipment and also with platinum to do thermocouples. Additionally used in headlight reflectors, thelephone relays, spring pen points and plane spark plugs.Additional Notes:

Rhodium Menu

Rhodium page OneOverview of RhodiumRhodium"s name in other LanguagesAtomic framework of RhodiumChemical nature of RhodiumPhysical nature of RhodiumRegulatory / HealthWho/When/Where/HowRhodium web page TwoNuclides / IsotopesPotential parental NuclidesRhodium web page ThreeCommon chemistry Compounds the Rhodium

References

A perform of referral sources provided to translate in the data listed on our routine table of elements can be discovered on the key periodic table page.

Related Resources

Anatomy of the AtomAnswers many questions about the structure of atoms.Molarity, Molality and also NormalityIntroduces stoichiometry and also explains the differences between molarity, molality and also normality.Molar mass Calculations and Javascript CalculatorMolar mass calculations room explained and also there is a JavaScript calculator to help calculations.Chemical DatabaseThis database concentrates on the most common chemical compounds used in the home and also industry.

Citing this page

If you require to mention this page, you have the right to copy this text:

Linking to this page

If you would favor to connect to this page from her website, blog, etc., copy and paste this connect code (in red) and also modify it come suit your needs:

echo periodic Table the Elements: Rhodium - Rh (betterworld2016.org)- comprehensive information because that the facet Rhodium - Rh is provided by this page consisting of scores that properties, aspect names in numerous languages, most known nuclides and technical state are linked to their definitions..

NOTICE: while linking to articles is encouraged, OUR short articles MAY not BE replicated TO OR REPUBLISHED ON one more WEBSITE UNDER any CIRCUMSTANCES.

PLEASE, if you prefer an short article we published simply attach to it on ours website execute not republish it.


26 year on the web


*

Please re-superstructure and/or link To This Page


Please re-publishing and/or link to this web page if you discover it beneficial or informative.


Educators

We are a an excellent educational resource! use online or publish pages out together classroom handouts. Much more info.

See more: What Does Rpm Stand For Car S? What Does Rpm Mean In A Car

Career Listings


Biology careers in CAChemical design careers in CAChemistry careers in CAEcologists careers in CAEducation careers in CAEnvironmental careers in CAEnvironmental chemistry careers in CAEnvironmental Compliance careers in CAEnvironmental Consultant careers in CAEnvironmental engineering careers in CAEnvironmental legislation careers in CAForestry careers in CAGIS careers in CAGovernment careers in CAHealth & safety and security careers in CARegulatory Compliance careers in CARisk administration careers in CAScience careers in CA
Biology careers in UKChemical engineering careers in UKChemistry careers in UKEcologists careers in UKEducation careers in UKEnvironmental careers in UKEnvironmental Consultant careers in UKEnvironmental engineering careers in UKEnvironmental regulation careers in UKGIS careers in UKHazardous Materials/Waste careers in UKHealth & safety and security careers in UKRegulatory Compliance careers in UKRisk administration careers in UKScience careers in UK
Biomedical design careers in USChemical design careers in USChemistry careers in USConservation careers in USEcologists careers in USEmergency monitoring careers in USEnvironmental Careers careers in USEnvironmental Analyst careers in USEnvironmental chemistry careers in USEnvironmental Compliance careers in USEnvironmental Consultant careers in USEnvironmental engineering careers in USEnvironmental law careers in USEnvironmental to plan careers in USHealth & safety and security careers in USNatural sources careers in USNature conservation careers in USRegulatory Compliance careers in USRisk management careers in USSchool Principals careers in US
Job Listing Search:All CategoriesAccountingAdmin & ClericalBankingBiotechBroadcast/JournalismBusiness DevelopmentConstructionConsultantCustomer ServiceDesignDistribution/ShippingEducationEngineeringExecutiveFacilitiesFinanceGeneral BusinessGovernmentHealth CareHuman ResourcesInformation TechnologyInsuranceInventoryLegalManagementManufacturingMarketingNursePharmaceuticalProfessional ServicesPurchasing/ProcurementQA/Quality ControlResearchSalesScienceSupply ChainTelecommunicationsTrainingTransportationWarehouseCanadaIndiaU.K.U.S.

Featured

Periodic TableNitrogen Dioxide, Ozone & Lead partner to increase Pollution risks to metropolitan ChildrenPainting walls (70s home Eco renovation series)

Go Green


RedecoratingPainting WallsReplacing CarpetsUpdating light FixturesBathroom RenovationInstalling a low circulation showerhead switching to Renewable EnergyBuying local clean power electricityKitchen renovation - coming in 2010 or 2011Weatherization - Coming so late 2009Energy AuditRevised ROI Calculations

Environmental Issues


ADA reference for Fluoride in infant DietsAsbestosAsbestos, a Brief background its offers & health and wellness RisksAsbestos, its chemical & physical PropertiesAsbestos: A Manufacturing health and wellness Hazard date to ancient TimesDry-Cleaning ChemicalsLooking Good, emotion Bad; or, What"s the trouble with Perc?Are there Realistic Dry-Cleaning alternatives to Perc?DuPont"s Teflon Cover-upNeurodevelopmental obstacle in Children: Autism & ADHDPCBs in the food girlfriend loveSeafood SafetyMercury in Fish vs. The services of Fish OilsNorwegian Farmed Salmon Raises global ConcernThe risks of Lawn chemicals at Home
Biofueling come the futureCO2 pollution and an international WarmingCompact Fluorescent lamp (CFLs): space They worth the Switch?Global patterns in Energy technology InnovationHydrogen Fuel Cells: power of the Future
ChernobylChernobyl RevisitedAgricultural and Environmental ImpactA turning PointFrom Bhopal to Hazardous waste ComplianceLove Canal NY: Grownups Don"t carry out Blue GooNew Orleans, Hurricane Katrina & the Oil Industry
Environmental Justice and the NIMBY PrinciplePrairie Dogs: small mammal, large controversyPrairie Dogs: A Threatened species or Public health and wellness Nuisance?Prairie Dog Control: Non-Lethal TechniquesPrairie Dog Control: Lethal TechniquesCan Prairie dog be managed Utilizing Reconciliation Ecology?Pseudoscience: A threat to ours EnvironmentSorting out scientific research from Junk Science
Effects that Air air pollution on your healthClean Air act Contributing come Mercury ProblemNitrogen Dioxide, Ozone & Lead partner to increase Pollution threats to city ChildrenThe Heat dealing with Outdoor Wood heaters & Boilers
PCBs in new York"s Hudson RiverIncreased Mercury levels Attributed to commercial ActivitiesEnvironmental air pollution of the Concord River
Guide to taking care of Household ChemicalsHow Well do You know Recycled Paper?Protecting Wildlife from TrashPlastics - native Recycling Bin to brand-new ProductRoHS: Europe"s Initiative to Control technical WasteTreatment of Biohazardous WasteThe history of Waste

Chemistry


Anatomy that the AtomThe Chemistry that Polychlorinated BiphenylsMolar fixed Calculations and also Molecular weight CalculatorStoichiometry: Molarity, Molality and NormalityWhat friend Do and Don"t Know about Fluorine
Chemical DatabaseChemistry DictionaryPeriodic Table the ElementsSort routine table by: pick orderAtomic RadiusBoiling PointCovalent RadiusCross SectionCrystal StructureDensityElectrical ConductivityEletronegativityFreezing PointHeat of VaporizationIonic RadiusIonization PotentialMass AverageMelting PointNamePeriodic TableSeriesSymbolThermal ConductivityYear the Discovery

Hazardous Materials


Household
Guide to managing Household ChemicalsThe risks of Lawn chemistry at Home
Industry
Emergency an answer Guidebook (ERG)List products byUN NumberMaterial Name49CFR USDOT Hazardous materials TableUSDOT HazMat Placards select Class/Div.1 Explosives2 Compressed Gas3 Flammable Liquid4 Flammable Solids5 Oxidizers6.1 Poisons7 Radioactives8 Corrosives9 MiscellaneousRelated MarkingsPlacarding QuizUSDOT HazMat Placards CD & training modulesExceptions, Exemptions and VariancesFMCSA HazMat Transportion permit System
*