Fri January 25, 2013 By: Abhimanyu Pk

explain modern periodic table?

Expert Reply
Fri January 25, 2013
Modern periodic table is consists ordering of elements in horizontal rows, or periods, by order of increasing atomic number, which equals the number of protons in the atomic nucleus of each element. The elements are also organized in vertical columns, or groups, based on similar physical characteristics and chemical behavior.
Home Work Help