Question

Which element has the highest binding energy?

Answer 1

1. Energy is required to break down the nucleus of an atom. The minimum energy required is known as nuclear binding energy.
2. The binding energy per nucleon is equal to the binding energy of an atom divided by its mass number.
3. The atom with the highest nuclear binding energy per nucleon is an isotope of Nickel with the mass number $62$ and atomic number $28$.