Question

16. A ham radio operator broadcasts at a frequency of 14.2 MHz (megahertz). What is the wavelength of the radio waves put out by the transmitter? 17. The dye used to color a yellow shirt reflects light radiation with a wavelength of 550 nm. What is the frequency and energy associated with this yellow light? 18. An atom of hydrogen absorbs some light energy and an electron is excited from a ground state of n=2 to a higher energy level of n=5. The excited atom then relaxes back to ground state. What is the energy emitted when the electron returns from the n=5 to the n=2 state? Given, E? = – R (1/n²) and R = 2.18 x 10?¹? J. 19. Identify the following elements as s-, p-, d-, or f- block elements: a. oxygen b. xenon c. iron d. uranium e. magnesium 20. If l = 2, how many possible orbital orientations are possible? 21. Give the n and l values for the following orbitals: a. 3s b. 2p c. 4d d. 5f 22. What are the possible m? values for the following types of orbitals? a. p b. f 23. Write the complete set of quantum numbers for the valence electrons for the following elements: a. He b. Sc 24. Answer the following questions: a. What is the value of l for a 4 f electron? b. What is the shape of a 3p orbital? c. What are the possible values of ml for a 5d electron? d. What is the maximum number of electrons in the 3rd energy level? e. How many orbitals have the following quantum numbers: n =5, l = 2, m? = -1? f. How many electrons have the following quantum numbers: n =5, l = 2, m? = -1? g. Is this set of quantum numbers allowed for an electron? (3, -2, 1, + ½) 25. Write the unabbreviated and abbreviated electron configuration for the following: a. Ca b. Ni c. O²? d. Ba e. Mg²? f. Cr ____ 26. Draw the orbital diagram for the following: a. fluorine anion (F? ) b. lithium cation (Li?) c. phosphorus (P)

          16. A ham radio operator broadcasts at a frequency of 14.2 MHz (megahertz). What is the
wavelength of the radio waves put out by the transmitter?

17. The dye used to color a yellow shirt reflects light radiation with a wavelength of 550 nm. What is
the frequency and energy associated with this yellow light?

18. An atom of hydrogen absorbs some light energy and an electron is excited from a ground state of
n=2 to a higher energy level of n=5. The excited atom then relaxes back to ground state. What is the
energy emitted when the electron returns from the n=5 to the n=2 state?
Given, E? = – R (1/n²) and R = 2.18 x 10?¹? J.

19. Identify the following elements as s-, p-, d-, or f- block elements:
a. oxygen ____ b. xenon ____ c. iron ____ d. uranium ____ e. magnesium____

20. If l = 2, how many possible orbital orientations are possible? __________

21. Give the n and l values for the following orbitals:
a. 3s __________ b. 2p __________
c. 4d __________ d. 5f __________

22. What are the possible m? values for the following types of orbitals?
a. p __________ b. f __________

23. Write the complete set of quantum numbers for the valence electrons for the following
elements:
a. He __________ b. Sc __________

24. Answer the following questions:
a. What is the value of l for a 4 f electron? __________
b. What is the shape of a 3p orbital? __________
c. What are the possible values of ml for a 5d electron? __________
d. What is the maximum number of electrons in the 3rd energy level? __________
e. How many orbitals have the following quantum numbers: n =5, l = 2, m? = -1? __________
f. How many electrons have the following quantum numbers: n =5, l = 2, m? = -1? __________
g. Is this set of quantum numbers allowed for an electron? (3, -2, 1, + ½) __________

25. Write the unabbreviated and abbreviated electron configuration for the following:
a. Ca __________ b. Ni __________
c. O²? __________ d. Ba __________
e. Mg²? __________ f. Cr __________

26. Draw the orbital diagram for the following:
a. fluorine anion (F? ) b. lithium cation (Li?) c. phosphorus (P)

16. A ham radio operator broadcasts at a frequency of 14.2 MHz (megahertz). What is the
wavelength of the radio waves put out by the transmitter?

17. The dye used to color a yellow shirt reflects light radiation with a wavelength of 550 nm. What is
the frequency and energy associated with this yellow light?

18. An atom of hydrogen absorbs some light energy and an electron is excited from a ground state of
n=2 to a higher energy level of n=5. The excited atom then relaxes back to ground state. What is the
energy emitted when the electron returns from the n=5 to the n=2 state?
Given, E? = – R (1/n²) and R = 2.18 x 10?¹? J.

19. Identify the following elements as s-, p-, d-, or f- block elements:
a. oxygen b. xenon c. iron d. uranium e. magnesium

20. If l = 2, how many possible orbital orientations are possible?

21. Give the n and l values for the following orbitals:
a. 3s b. 2p
c. 4d d. 5f

22. What are the possible m? values for the following types of orbitals?
a. p b. f

23. Write the complete set of quantum numbers for the valence electrons for the following
elements:
a. He b. Sc

24. Answer the following questions:
a. What is the value of l for a 4 f electron?
b. What is the shape of a 3p orbital?
c. What are the possible values of ml for a 5d electron?
d. What is the maximum number of electrons in the 3rd energy level?
e. How many orbitals have the following quantum numbers: n =5, l = 2, m? = -1?
f. How many electrons have the following quantum numbers: n =5, l = 2, m? = -1?
g. Is this set of quantum numbers allowed for an electron? (3, -2, 1, + ½)

25. Write the unabbreviated and abbreviated electron configuration for the following:
a. Ca b. Ni
c. O²? d. Ba
e. Mg²? f. Cr

26. Draw the orbital diagram for the following:
a. fluorine anion (F? ) b. lithium cation (Li?) c. phosphorus (P)

Added by Eric M.

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