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Periodic table groups - which grouping is right? [closed] There is no "most right classification scheme" for the elements of the periodic table, worth memorizing above all others This is because there is no single, 'universal' set of criteria that effectively, unarguably, and neatly divides the entire periodic table into groups Depending on the properties of interest, different classifications groupings are more or less appropriate
Are periods the horizontal numbers on the periodic table and groups the . . . At the Periodic table, each row of the table is a period, starting with alkali metal, reacting with water, progressively going through elements loosing metallic properties and ending with a noble gas, that is usually chemically inert You can see periods get longer every second period, as more groups are being added
Why is the periodic table in groups? - Answers The periodic table is grouped because of their chacteristics They have similarities and differences, of course Groups are also known as families or groups of the same characteristics Periods, on
Why do some periodic tables have 18 groups while others have 8? In school I have been taught about the periodic table with 8 groups, representing the number of electrons in the outer shell (with exceptions) But online almost all I can find is periodic tables w
Most reactive group in periodic table? - Answers The most reactive goup in the metals is the Alkali metals (Group I) The most reactive non-metal group is Group 17 or VIIA) the Halogens It is difficult to say which of the two groups is more
Groups of the periodic table - Chemistry Stack Exchange The groups go from 1 to 18 in the periodic table When looking at the transition metals in the periodic table, You see roman numerals labelled with 'B,' in the order of III, IV, V, VI, VII, VIII, V