Question

what is mean by isotopes, isobar , isodiaphes,isoelectronic,isotones with eg
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Answer 1

isotopes:same atomic number and different mass number

isobars:same mass number different atomic number

isotones:same neutrons.

isoelectronic: isoelectronic refers to two atoms,ions or molecule that have same electronic structure and same number of valency electrons

isodiapheres:refers to nuclides which have different atomic numbers and mass numbers and same neutrons