Monwar Exam 4 Word Scramble
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Question | Answer |
Which of the following represent valid sets of quantum numbers? For a set that is invalid, explain briefly why it is not correct. a. n = 3, l = 3, ml = 0 | Not Valid |
Violet light has a wavelength of about 410 nm. What is it's frequency? | 7.317E14 |
Calculate the energy of one photon of violet light, 410 nm. What is the energy of 1.0 mol of violet photons? | 2.92E5 |
Compare the energy of photons of violet light with those of red light. Which is more energetic? | Violet |
Place the following types of radiation in order of increasing energy per photon. i. radar signals ii. radiation within a microwave oven iii. gamma rays from a nuclear reaction iv. red light from a neon sign v. ultraviolet radiation from a sun la | Radar Signals, Microwave radiation, Red light, Ultraviolet Radiation, and Gamma Rays. |
Consider only transitions involving the n = 1 through n = 4 energy levels for the hydrogen atom. a. How many emission lines are possible, considering only the four quantum levels? | 6 |
Photons of the lowest energy are emitted in a transition from the level with n = __________ to a level with n = | 4 and 3 |
The emission line having the shortest wavelength corresponds to a transitions from the level with n = ________ to the level with n = _________. | 4 and 1 |
A beam of electrons ( m = 9.11 × 10-31 kg/electron) has an average speed of 1.3 × 10 8 m.s -1 What is the wavelength of electrons having this average speed? | 5.59E-12 |
How many orbitals occur in the n = 5 electron shell? How many subshells? What are the letter labels of the subshells? | 25, 5, s,p,d,f,g |
A possible excited state for the H atom has an electron in a 5d orbital. List all possible sets of quantum numbers n, l, and ml for this electron. | n = 5, l = 2, ml = -2, -1, 0 , +1, +2 |
n = 2, l = 1, ml = 0 | Valid |
n = 6, l = 5, ml = -1 | Valid |
n = 4, l = 3, ml = -4 | Not Valid |
What is the maximum number of orbitals that can be identified by each of the following sets of quantum numbers? When ‘none’ is the correct answer, explain your reasoning. a. n = 4, l = 3 | 7 |
# of orbitals n = 5 | 25 |
n = 2, l = 2 | None |
n = 3, l = 1, ml = -1 | One |
Complete Set of Quantum Numbers for 5f | n = 5, l = 3, ml = -3, -2, -1, 0, +1, +2, +3 |
Complete Set of Quantum Numbers for 4d | n = 4, l = 2, ml = -2, -1, 0, 1, 2 |
Created by:
katie.jackson77@gmai
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