2. What is the shape of a p-orbital? A. a sphere B. a dumbbell C. a cloverleaf D. a ring

3. What’s wrong with this picture of a ground state Carbon atom? B. Pauli’s Principle is violated C. Heisenberg’s principle is violated D. The auf bau principle is violated A. Hund’s Rule is violated

4. In which one of the following are the ions arranged from smallest to largest? A. B +3, Li +1, K +1, Br -1, Se -2 B. B +3, Li +1, Br -1, Se -2, K +1 C. Li +1, B +3, K +1, Se -2, Br -1 D. Li +1, B +3, K +1, Br -1, Se -2

5. What is the probability of finding an electron in an s-orbital? A. 100% B. 95% C. 90% D. 85%

6. What process is illustrated in the following picture? B. Emission of a photon C. Production of a photon D. Quantization of a photon A. Absorption of a photon h

7. How is the principle quantum number used to describe electrons? B. it describes the shape of the orbital C. it describes the electron spin D. it describes the energy level of the electron A. it describes electron position

8. What kind of atom has the following electron configuration? 1s 2 2s 2 2p 4 3s 1 B. Excited state F atom C. Excited state Na atom D. Ground state S atom A. Ground state Na atom

9. Which ‘dead guy’ would have a problem with this picture? B. Heisenburg C. Hund D. Pauli A. Schrödinger

10. What is the electron dot structure of most of the noble gases? A. X B. X C. X D. X What is the electron dot structure of the exception? He

11. Which ‘dead guy’ would have a problem with this picture? B. Heisenburg C. Hund D. Pauli A. Schrödinger

12. Which element has an electron configuration of 5s 2 4d 10 5p 1 ? A. Y B. In C. La D. Tl

13. What increases as wavelength decreases? A. amplitude B. energy C. intensity D. color

14. What is the shape of an s-orbital? A. a sphere B. a dumbbell C. a cloverleaf D. a ring

15. What is the electron dot structure of the halogens? A. X B. X C. X D. X

16. What is the electron dot structure of the alkali metals? A. X B. X C. X D. X

17. Which elements have the electron dot structure of X ? A. halogens B. Transition metals C. Alkali metals D. Alkaline earth metals

18. Which element has an electron configuration of 6s 2 6p 3 ? A. phosphorus B. arsenic C. antimony D. bismuth

19. Which equation would you use to find the energy of a photon given its wavelength? A. E = h B. E = hc/ C. E = mc 2 D. E = h

20. Heisenberg’s Uncertainty Principle states that it is impossible to know simultaneously: A. The location and mass of an electron B. The energy and velocity of an electron C. The position and orbital of an electron. D. The location and energy of an electron

21. Which scientist developed the quantum mechanical model of the electron? A. Albert Einstein B. Erwin Schrödinger C. Werner Heisenberg D. Max Planck

22. Which equation would you use to find the energy of a photon given its frequency? A. E = h B. E = hc/ C. E = mc 2 D. E = h

23. What increases as frequency decreases? A. amplitude B. energy C. intensity D. wavelength What is the equation that converts between wavelength and frequency? c =

24. What is the shape of a d-orbital? A. a sphere B. a dumbbell C. a cloverleaf D. a ring

25. Which scientist explained the photoelectric effect? A. Albert Einstein B. Erwin Schrödinger C. Werner Heisenberg D. Max Planck

26. How many electrons can be placed into s, p, d, and f orbitals? A. 1, 2, 3, 4 B. 2, 4, 6, 8 C. 1, 3, 5, 7 D. 2, 6, 10, 14

27. What is the electron dot structure of the alkaline earth metals? A. X B. X C. X D. X

28. Ionization energies tend to A. Decrease from the bottom of a group to the top B. Decrease from left to right across a period. C. Increase from left to right across a period D. Increase from the top of a group to the bottom.

29. What is the trend in ionic radii as you move from top to bottom in a group? A. Remains the same B. Decreases C. Increases D. Varies randomly