A periodic table of Mendeleev is a tabular display of the chemical elements, organized on the basis of their atomic numbers, electron configurations, and recurring chemical properties.
Beautiful animations. HD images of Elements. Easy search for elements.
A lot useful data:
• Atomic Weight
• Atomic Number
• Electron Shell
• Electron Configuration
• Electron Affinity
• Group
• Period
• Room temperature phase
• Melting Point
• Boiling Point
• Appearance
• Density
• Molar heat
• Electronegativity pauling
• Discovered by
• Emission spectrum
• Number of protons, neutrons, electrons
• Valence
• Description of element
• Radioactivity