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Chemistry for Engineers
⚗️ Periodic Table Reference
Tap any element for its full data card — atomic mass, electron configuration, electronegativity, group, period, and engineering uses. Search by name, symbol, or number, or filter by category. Free to use.
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Atomic masses are IUPAC standard atomic weights; values in [brackets] are the mass number of the most stable isotope (radioactive / synthetic elements). Electron configurations use noble-gas shorthand. Properties of elements 109–118 are largely predicted.
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