4.7 Nuclear Energy

Question 1

Unified Atomic Mass (u)

Answer 1

Is 1/12 of the mass of one atom of carbon 12, u= 1.66x10-27 kg

Question 2

Electron Volt (eV)

Answer 2

A unit of energy equal to the work done on an electron in accelerating it through a potential difference of 1 volt, 1eV = 1.6x10-19 J

Question 3

Binding Energy

Answer 3

The energy required to split up a nucleus into its constituent nucleons

Question 4

Binding energy per nucleon

Answer 4

The average energy required to completely remove a single nucleon from its nucleus

Question 5

Mass Defect

Answer 5

The difference between the mass of the separated nucleus and the combined mass of the nucleus