Concept explainers
(a)
Interpretation:
The notation of subshell if
Concept Introduction:
The acceptable wave function is characterized by a set of four quantum numbers. These quantum numbers are related to the shape, size of the electron wave and the location of the electron in space.
These quantum numbers are represented by
The notation of subshell is used to determine by a combination of both principal quantum number and angular quantum number. In notation, numerical values of
(b)
Interpretation:
The notation of subshell if
Concept Introduction:
Refer to part (a).
(c)
Interpretation:
The notation of subshell if
Concept Introduction:
Refer to part (a).
(d)
Interpretation:
The notation of subshell if
Concept Introduction:
Refer to part (a).
(e)
Interpretation:
The notation of subshell if
Concept Introduction:
Refer to part (a).
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Chemistry: Principles and Practice
- (A) What is the wave length (in nanometers) of light having a frequency of 3.6 x 1013 Hz? (B) what is the frequency (in hertz) of light having a wavelength of 456 nm? (c) what is the frequency of light having a wave length of 147 nm? (d) what is the wave length (in meters) of radiation having a frequency of 9.64 x 107 Hz? (this is the type of radiation used by FM radio stations)arrow_forwardGive the notation (using letter designations for l) for the subshells denoted by the following quantum number. (Enter your answer in the format of 5p for 5p.) (a) n = 4, l = 0(b) n = 1, l = 0(c) n = 5, l = 3(d) n = 5, l = 2arrow_forwarda Suppose hydrogen atoms absorb energy so that electrons are excited to the n = 7 energy level. Electrons then undergo these transitions, among others: (a) n = 7 to n=1 (b) n = 7 to n= 6 (c) n = 2 to n= 1 Enter the letter (a, b, or c) for each. the smallest energy? the highest frequency? the shortest wavelength? b What is the frequency of a photon resulting from the transition n=6 → n=1? h = 6.62 × 10-34 J.sarrow_forward
- A green laser beam with a wavelength l = 532 nm has an energy of 3.85 x 10–3 J per pulse. What is the energy density of the laser expressed in term number of photon per pulse? (Planck constant, h = 6.63 x 10–34J.s; speed of light, c = 3.00 x 108 m/s; 1 nm = 10–9 m) (A) 5.81 x 1024 (B) 1.03 x 1025 (C) 1.03 x 1016 (D) 2.67 x 1015arrow_forwardIn each of the following cases, demonstrate that 2n² is the number of sets of quantum numbers (e, me, m) possible for a hydrogen atom in the n-th shell. In each case, accomplish this by specifying the number of states in each subshell. Submit the numbers for all subshells, separated by spaces, in the single answer box for each case. (a) n = 1 2 (b) n = 2 122 (c) n = 3 242 (d) n = 4 362 (e) n = 5 482 Need Help? X X X X Read Itarrow_forwardCalculate the energy of electron in hydrogen at quantum levels: (i) n = 1; (ii) n = 2, and (iii) n = 5, according to the Bohr’s model.(b) What is the energy change (E, in Joule) when an electron jumps from quantum level n = 5 to n = 2? Is energy gained or lost by the electron. (c) If energy is gained or lost in the form of electromagnetic radiation, what are the wavelength (; in nm) and frequency (; in s–1) of this radiation?(d) What is the longest wavelength (, in nm) of light that would have sufficient energy to excite an electron from energy level E1 to E; where E∞ = 0.0 J is the edge of the atomarrow_forward
- Be sure to answer all parts.Consider the following energy levels of a hypothetical atom:E4 −2.21 × 10−19 J E3 −8.31 × 10−19 J E2 −1.35 × 10−18 J E1 −1.65 ×10−18J(a) What is the wavelength of the photon needed to excite an electron from E1 to E4? (b) What is the energy (in joules) a photon must have in order to excite an electron from E2 to E3? (c) When an electron drops from the E3 level to the E1 level, the atom is said to undergo emission. Calculate the wavelength of the photon emitted in this process.arrow_forwardWhich of the following represent valid sets of quantum numbers? For a set is invalid, explain briefly why it is not correct.(a) n = 3, ℓ = 3, mℓ = 0(b) n = 2, ℓ = 1, mℓ = 0(c) n = 6, ℓ = 5, mℓ = ‒1(d) n = 4, ℓ = 3, mℓ = ‒4arrow_forwardA certain light wave has a measured frequency of 4.15 x 1014 s-1. What is the wavelength of this light in meters? On your answer sheet answer the following additional questions (b) What is the energy in joules per photon? (c) What is the energy per mole of photons? (d) What range of the electromagnetic spectrum is this wavelength?arrow_forward
- A 227−lb fullback runs the 40−yd dash at a speed of 16.15 pm 0.10 mi/h. Enter your answers in scientific notation.(a) What is his de Broglie wavelength (in meters)?× 10m(b) What is the uncertainty in his position based on the de Broglie wavelength?× 10marrow_forward2. Hydrogen atoms absorb energy so that electrons can be excited to the n = 6 energy level. Electrons then undergo these transitions, among others: (a) n = 6 → n= 5 (b) n= 6 → n=4 (c)n=5→ n=3 (i) Which transition produces a photon with the least energy? (ii) Which transition produces a photon with the highest frequency? (iii) Which transition produces a photon with the shortest wavelength?arrow_forward1.13 Consider the following statements about electromagnetic radiation and decide whether they are true or false. If they are false, correct them. (a) The total intensity of radiation emitted from a black body at absolute temperature T is directly proportional to the temperature. (b) As the temperature of a black body increases, the wavelength at which the maximum intensity is found decreases. (c) Photons of radio-frequency radiation are higher ih energy than photons of ultraviolet radiationarrow_forward
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningChemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning