Question

Write mandleeves periodic table

Answer 1

Answer:

The Properties (Physical+Chemical)Of Elements Are the periodic Function of their Atomic Masses

Answer 2

Answer:

The Russian scientist Dmitri Mendeleev developed the periodic table of elements during the period 1869 to 1872 AD. Mendeleev periodic table is the most important step in the classification of elements. Mendeleev consider the fudamental property of elements,namely, the atomic mass, as standard and arranged 63 elements known at that time in an increasing order of their atomic masses