1. Quantum Theory Review

2. How does the energy of an electron change when the electron moves closer to the nucleus?
It decreases.
It increases.
It stays the same.
It doubles.

3. What is the shape of the 3p atomic orbital?
sphere
dumbbell
like Abe Lincoln’s beard
A three legged dog

4. Which scientist created the quantum model of the atom?
Rutherford
Bohr
Schrodinger
Democritus
Einstein

5. What is the maximum number of f orbitals in any single energy level in an atom?1 3 5 7

6. What is the maximum number of orbitals in the p sublevel of a given energy level?2 3 4 5

7. The valence electrons correspond to the outermost energy level electrons in which sublevel(s)?
S and P
P and D
S, P, D, and F

8. When an electron moves from a lower to a higher energy level, the electron ____.
always doubles its energy
absorbs a continuously variable amount of energy
absorbs a quantum of energy
moves closer to the nucleus

9. The letter p in the symbol 4p3 indicates the ____.
spin of an electron
orbital shape
principle energy level
speed of an electron

10. What types of atomic orbitals are in the third principal energy level?
s and p only
p and d only
s, p, and d only
s, p, d, and f

11. How many unpaired electrons are in a sulfur atom (atomic number 16)?1 2 3

12. How does the speed of visible light compare with the speed of gamma rays, when both speeds are measured in a vacuum?
The speed of visible light is greater.
The speed of gamma rays is greater.
The speeds are the same.
No answer can be determined from the information given.

13. Which of the following electromagnetic waves have the highest frequencies?
ultraviolet light waves
X-rays
microwaves
gamma rays

14. How many dots does Aluminum have in its electron dot diagram?1 2 3 13 15 18

15. How are the frequency and wavelength of light related?
They are inversely proportional to each other.
Frequency equals wavelength divided by the speed of light.
Wavelength is determined by dividing frequency by the speed of light.
They are directly proportional to each other.

16. Nitrogen's electron configuration is 1s2 2s2 2p3
Nitrogen's electron configuration is 1s2 2s2 2p3. To what group does nitrogen belong?
Group 2
Group 7
Group 15
Group 17

17. As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit ____.
increase
decrease
remain the same
cannot be determined

18. Which of the following quantum leaps would be associated with the greatest energy of emitted light?
n = 5 to n = 1
n = 4 to n = 5
n = 2 to n = 5
n = 5 to n = 4

19. What are the maximum number of electrons in the second energy level?2 4 6 8 18 32

20. How many sublevels are in the third energy level?1 2 3 4 5

21. Which of the following sublevels is not present in energy level 3?d
All are present

22. How many orbitals are in the 2p sublevel?1 2 3 4

23. How many dots are in the electron dot diagram for Mg?1 2 7 12

24. The number of valence electrons in for electrons configurations ending in p5 is what?1 2 5 7

25. What is the maximum number of electrons that can fit into the 2p sublevel?1 2 4 6 8

26. How many orbitals are in the 4d sublevel?1 2 4 5 8 10 14

27. What is the maximum number of electrons that can fit in the 5p sublevel?2 4 6 8 10 14 32

28. Describe the shape of the 4s orbital?
Spherical
Dumbbell shaped
Cube-shaped
Like a sabertooth tiger

29. In Period 3 there are 8 elements
In Period 3 there are 8 elements. What sublevel(s) is (are) being filled? s
s and d
s and p
d and f

30. If n stands for the highest occupied energy level, the outer configuration for all Group 1 elements is
ns1.
2n.
n – s.
np1.

31. Bromine, atomic number 35, belongs to Group 17
Bromine, atomic number 35, belongs to Group 17. How many electrons does bromine have in its outermost energy level? 7 17 18 35