Atomic Mass Number

Representation OF Atom (Mass Number, Atomic Number) || Some Important Definitions Isotopes, Isotones, Isobars, Isoelectronic ,Isodiaphers, Isosters || Dual Nature OF Light

Atomic Number|Mass Number|Numericals

Atomic Number, Mass Number, Mole|Questions|Summary

Discovery Of Protons|Properties Of Anode Rays|Discovery Of Neutrons (By Chadwick)|Atomic Number & Mass Number|Summary

Subatomic Particles|Atomic Number & Mass Number|Questions|NCERT Questions|Isotopes|Isobars|Isoelectronic Species|Thomson Model Of Atom|Summary

Nuclides having the same atomic and mass numbers are known as

The general representation of the symbol of element 'X' is ( Z = Atomic number, A = Mass number )