18 Questions
What is the term used to describe nuclides of an element with the same atomic number (Z) but different numbers of neutrons (N) and mass numbers (A)?
Isotopes
Which term refers to nuclides with the same neutron number but different atomic numbers and mass numbers?
Isotones
What is the term used to describe nuclides with the same mass number but different atomic numbers and nuclear energies?
Isobars
How are nuclides with the same A and Z, but different nuclear energies, known as?
Nuclear isomers
Which property distinguishes isotopes from isobars and isotones?
Neutron number (N)
In nuclear physics, what does the term 'isomers' specifically refer to?
Nuclides with the same A and Z but different nuclear energies
What is the nuclear binding energy?
The energy required to disassemble a nucleus into its component parts.
What is mass defect or deficiency (Δm)?
The difference between the mass of an atom and the sum of the masses of its individual components.
What does the binding energy per nucleon (EB/A) represent?
The binding energy equivalent to the mass defect per nucleon.
What is the most stable arrangement of nucleons within the nucleus called?
Ground state
How do excited states differ from ground states in terms of stability?
Excited states are less stable than ground states.
What happens to metastable states over time?
They eventually transform into stable ground states.
What is the nucleus composed of?
Protons and neutrons
In a hydrogen atom, what is the ground state energy or binding energy?
-13.6 eV
What is the ionization potential for a hydrogen atom?
13.6 eV
What is the diameter of an atomic nucleus compared to the diameter of an atom?
10E−13 cm versus 101E−8 cm
What are light and heat forms of?
Energy
What is the mass ratio between nucleons and electrons?
2000 times heavier
Test your knowledge on nuclear composition, mass number, neutron number, and nucleon arrangement within the nucleus. Learn about the relationship between the total number of protons and neutrons in a nucleus, and the concept of atomic weight.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
