Categories > atomic-structure > atomic-number > An atom has the electronic configuration of $1{s^2},2{s^2}2{p^6}$,$3{s^2}3{p^6}3{d^{10}},4{s^2}4{p^5}$. Its atomic weight is $80$. Its atomic number and the number of neutrons in its nucleus shall be

atomic-structure

Question: An atom has the electronic configuration of $1{s^2},2{s^2}2{p^6}$,$3{s^2}3{p^6}3{d^{10}},4{s^2}4{p^5}$. Its atomic weight is $80$. Its atomic number and the number of neutrons in its nucleus shall be


1) 35 and 45
2) 45 and 35
3) 40 and 40
4) 30 and 50
Solution: Explanation: No Explanation
atomic-number

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