- Periodic Table of Elements - PubChem
Interactive periodic table with up-to-date element property data collected from authoritative sources Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or even test your elements knowledge by playing a periodic table game!
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PubChem is the world's largest collection of freely accessible chemical information Search chemicals by name, molecular formula, structure, and other identifiers Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more
- PERIODIC TABLE OF ELEMENTS - PubChem
PERIODIC TABLE OF ELEMENTS Electron Configuration 17 Atomic Number Cl Symbol Chlorine Name [Ne]3s 2 3p 5 Electron Configuration 1 H Hydrogen 1s 1 1 1 2 He Helium
- Electronegativity | Periodic Table of Elements - PubChem
Explore how electronegativity changes with atomic number in the periodic table of elements via interactive plots
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- Apparatuses having outlet elements and methods for the production of . . .
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- Atomic Mass | Periodic Table of Elements - PubChem
Relative atomic mass is the ratio of the average mass of the atom to the unified atomic mass unit (symbol: u) or dalton (symbol: Da), which is defined as one twelfth of the mass of a carbon-12 atom in its ground state
- Cocaine | C17H21NO4 | CID 446220 - PubChem
Cocaine hydrochloride topical solution contains 4% cocaine and the following inactive ingredients: citric acid, D and C Yellow No 10, FD and C Green No 3, sodium benzoate, and water It is not FDA-approved but allowed for only the following indications: topical anesthesia of the mucous membranes of the oral, laryngeal, and nasal cavities
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