Introduction to Nuclear Physics Quiz

What is the primary focus of this lesson on nuclear physics?

• The study of chemical reactions

• The identification of nuclear particles and their stability

• The exploration of atomic bonding

• The analysis of electron configurations

Which nuclear particle is equivalent to a helium nucleus?

• Proton

• Gamma ray

• Alpha particle

• Neutron

What is the charge of a positron?

• Positive

• Variable

• Neutral

• Negative

Which of the following is not a particle but a form of electromagnetic radiation?

• Positron

• Gamma ray

• Neutron

• Alpha particle

What is the nuclear binding energy?

• The energy required to form a nucleus

• The energy needed to break a nucleus into its nucleons

• The energy released during a chemical reaction

• The energy absorbed by an electron

What force holds protons together in a nucleus despite their repulsion?

• Strong nuclear force

• Weak nuclear force

• Gravitational force

• Electromagnetic force

What is the neutron-to-proton ratio for the most stable light elements?

• 2:1

• 1:1

• 3:1

• 1:2

At what atomic number do all elements become radioactive?

• 84

• 83

• 82

• 85

Which element has the highest nuclear binding energy per nucleon?

• Iron-56

• Uranium

• Lead

• Hydrogen

What is the mass defect?

• The difference between the mass of a nucleus and its constituent nucleons

• The mass of a proton

• The total mass of a nucleus

• The mass of an electron