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Q. 2.     Write the electronic configuration of any one pair of isotopes and isobars.

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Isotopes are the atoms with the same number of proton and different atomic mass. The difference in atomic mass arises due to the different number of neutrons present in the atom.

Some Examples of Isotopes are :

1.^{12}C_6  and ^{14}C_6

2.^{35}Cl_{17}  and ^{37}Cl_{17}.


Isobars are the atom with the same atomic mass and different atomic number.

Some example of Isobars are :

1. ^{40}Ca_{20} and ^{40}Ar_{18}

2.^{22}Ne_{10} and ^{22}Na_{11}


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Pankaj Sanodiya

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