Topics similar to or like Periodic table
Tabular display of the chemical elements, which are arranged by atomic number, electron configuration, and recurring chemical properties. Wikipedia
Arrangement of the chemical elements, structured by their atomic number, electron configuration and recurring chemical properties. In the basic form, elements are presented in order of increasing atomic number, in the reading sequence. Wikipedia
Element is a pure substance consisting only of atoms that all have the same numbers of protons in their atomic nuclei. Unlike chemical compounds, chemical elements cannot be broken down into simpler substances by chemical means. Wikipedia
The alkali metals consist of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr). Together with hydrogen they constitute group 1, which lies in the s-block of the periodic table. Wikipedia
Row of chemical elements. All elements in a row have the same number of electron shells. Wikipedia
Sentences forPeriodic table
- The solubility of the hydroxides of the alkaline-earth metals to which calcium and magnesium belong (group 2 of the periodic table) increases moving down the column.Hard water-Wikipedia
- In the 1860s Odling, like many chemists, was working towards classifying the elements, an effort that would eventually lead to the periodic table of elements.William Odling-Wikipedia
- Niels Bohr (1923) incorporated Langmuir’s model that the periodicity in the properties of the elements might be explained by the electronic structure of the atom.Electron configuration-Wikipedia
- His work in this area also led to his development of the actinide_concept">actinide concept and the arrangement of the actinide series in the periodic table of the elements.Glenn T. Seaborg-Wikipedia
- Leopold Gmelin besides also developed a forerunner of the Periodic table and improved chemical equipment.Leopold Gmelin-Wikipedia
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