Nuclei

The binding energy per nucleon is highest for which element?

• Hydrogen

• Helium

• Iron

• Uranium

The binding energy per nucleon is a measure of

• Stability of the nucleus

• Charge of the nucleus

• Number of neutrons

• Size of the nucleus

Which of the following nuclei is the least stable?

• Hydrogen-1

• Iron-56

• Uranium-235

• Carbon-12

If the binding energy per nucleon increases, the nucleus becomes

• Less stable

• More stable

• Neutral

• Unaffected

Which reaction releases the most energy per nucleon?

• Fusion of light nuclei

• Fission of heavy nuclei

• Beta decay

• Gamma emission