What is modern periodic law and who discover in which years
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A group or family is a vertical column in the periodic table. Groups usually have more significant periodic trends than periods and blocks, .Modern periodic law: The Modern periodic law states “The chemical and physical properties of elements are a periodic function of their atomic numbers”The Russian chemist Dmitri Mendeleev was the first scientist to make a periodic table similar to the one used today. Mendeleev arranged the elements by atomic mass, corresponding to relative molar mass.
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The periodic law was developed by dmitri mendaleev and lothar meyer in1869.
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