Tableau périodique des éléments

Infos :

Trouve immédiatement tout ce qu’il faut savoir sur un élément donné, calcule la masse molaire de n’importe quel composé, utilise des diagrammes pour une visualisation plus facile, compare les rayons atomiques, les masses, les électronégativités et bien d’autres choses encore!

Icône :

Prix : Gratuit

- description

Immediately find any imaginable information about an element, calculate molar masses of any compounds you like, facilitate your overview with infographics, compare atomic radii, masses, electronegativities, and much more!After over a million downloads, now in a new design, with more functions and improved features.The Merck PTE App is the ultimate tool for every friend of chemistry - whether pupil or teacher, student or professor, amateur or expert, hobbyist or technician.

Our app is a must-have of digital periodic tables.

Get informed with our mobile reference work, any time, with ease, offline and in detail.

Thanks to the many hours of work, experiences, reviews and user feedbacks on our first PTE App (with over a million downloads!) we are now able to provide the new, improved and more appealing version of the Merck PTE App.

Even more features.

Even more improvements.

Even more user friendliness.

Download now free of charge and start experimenting.

Features:★ All important information about the elements 
Atomic number, valence electrons, oxidation state, electronegativity according to Allred-Rochow and Pauling, atomic mass, boiling point, melting point, atomic radius, density, history, discoverer, classification, crystalline structure type, electron configuration, basic state, ionization energy, isotopic composition, state of matter, hardness according to Mohs, oxidation numbers, percentage of mass in Earth's crust, year of discovery, half-life, and much more.★ Visualized element properties 
Atomic radius, atomic radius graphic, electronegativity (according to Allred-Rochow and Pauling), ionization energy, relative atomic mass, state of matter, ranking list of properties, discovery, classifications.★ Molar mass calculator 
Simple entry field for chemical formulas.

Calculate molar mass simply and quickly★ Offline use

No Internet needed.

All contents in the app.

★ Economical handling of access rights.★ Variety of languages 
German, English, French, Spanish.★ Interactive operating system
Smart operating elements and numerous selection options
.Questions? Feedback? Suggestions? – You can reach us at


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