A main group element with the valence electron configuration 5s2 is in periodic group ........ . It forms a monatomic ion with a charge of ............
The Periodic Table
The periodic table is a tabulation of chemical elements arranged according to atomic numbers. With the help of the periodic table, we can easily estimate the recurring chemical properties, electronic configuration, valency, etc of the elements.
Answer and Explanation: 1
The element is in the 5th period and group-2 in the periodic table.
It can form a monoatomic ion with a charge of +2.
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fromChapter 3 / Lesson 1
Learn about the organization of the periodic table into groups and periods and how these differ. Also learn the history of the periodic table and its properties.