a How were the positions of isotopes of an element decided in the modern periodic table...

Question

a How were the positions of isotopes of an element decided in the modern periodic table

Accepted Answer

a Isotopes have the same atomic number and different atomic mass So they are not given a separate place in the periodic table and are based on the atomic number of elements

Lakhmir Singh Solutions Class 10 Chemistry Solutions for Exercise in Chapter 5 - Chapter 5 Periodic Classification of Elements