The Physics
Hypertextbook
Opus in profectus

The Standard Model

search icon

Problems

practice

  1. How many confirmed elementary particles are there in the standard model?
  2. Write something.
  3. Write something.
  4. Write something.

conceptual

  1. The most common isotope of lithium is 73Li. How many of each of the following items are found in one of these atoms?
    1. electrons
    2. baryons
    3. pentagons
    4. bonbons
    5. hadrons
    6. neutrons
    7. leptons
    8. morons
    9. protons
    10. borks
    11. sporks
    12. quarks