Topic test
CSCA Physics — Topic test: Atomic structure and spectra
Lesson: Atomic structure and spectra20 questions25 min1 × section
Thomson's and Rutherford's models, α scattering, Bohr's postulates, hydrogen energy levels and orbits, transitions, counting spectral lines, line and absorption spectra, ionisation: 20 questions in 25 minutes, no calculator.
Rules
- Once started, the clock does not stop; when time is up your answers are submitted automatically.
- Answer in any order; flag a hard question and come back to it later.
- If you reload the page, your answers are kept and the exam continues where you left off.