calculate the atomic number of an element whose atomic nucleus has mass number 23 and neutron 12 - Science - Structure of the Atom

Question

calculate the atomic number of an element whose atomic nucleus has
mass number 23 and neutron 12

Rahul From Dpsb · Answer

Total mass of atom = mass of proton + mass of neutron

here, total mass= 23
mass of neutron= 12
Therefore, atomic number of element is 11, Sodium