Question

State main aim of classifying elements. Write the more fundamental properties of element that is used in the development of periodic table. Name and state the law based on this fundamental property on which side the periodic table one can find metal non metal and metalloids

Answer 1

Main aim to understand the properties of elements in a better way and how two elements have similar properties
The more fundamental property used is atomic number of elements
Modern period law-the physical and chemical properties of elements are periodic function of their atomic number
Metals are found on left side in s and d blocks
Non metals are found on right side in p block elements