Nitric oxide, NO, has two low-lying electronic states. The lowest electronic state has a degeneracy of 2. The second state lies the equivalent of 121 cm-1 higher and has a degeneracy of 4. The next electronic state is much higher inenergy. Calculate the electronic partition function at 298 K.

Nitric oxide, NO, has two low-lying electronic states. The lowest electronic state has a degeneracy of 2. The second state lies the equivalent of 121 cm-1 higher and has a degeneracy of 4. The next electronic state is much higher inenergy. Calculate the electronic partition function at 298 K.

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter18: More Statistical Thermodynamics

Section: Chapter Questions

Problem 18.4E

See similar textbooks

Related questions

Q: It is possible to approximate the rotational partition function for diatomic molecules by replacing…

A: Rotational partition function gives the relationship between rotational degrees of freedom to the…

Q: Discuss the relation between the thermodynamic and statistical definitions of entropy.

Q: 1. Show that the partition function for a harmonic oscillator in the x direction only is given by:…

A: The question is about the derivation of vibrational partition function in one dimension (say x). We…

Q: Consider a system of distinguishable particles having only two non-degenerate levels separated by an…

Q: A CO2 molecule has four vibrational modes with wavenumbers 1388 cm-1, 2349 cm-1, and 667 cm-1, (the…

Q: Calculate the residual molar entropy of a single molecule based on statistical approach if this…

A: A single molecule can adopt 4 orientations of equal energy at T = 0K. We have to calculate the…

Q: Estimate the vibrational contribution to the molar entropy of the most common isotopomer of bromine,…

A: First the vibrational partition function is calculated.

Q: A certain atom has a fourfold degenerate ground level, a non-degenerate electronically excited level…

A: The conversion of energy in cm-1 to joule is done using the below equation in which h is the…

Q: (b) A system comprising of one mole of distinguishable and non-interacti molecules has a two-fold…

A: Since you have posted a question with multiple sub-parts, we are entitled to solve first three…

Q: Calculating Partition Functions. Consider the acetylene molecule, which is linear and has the…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 6) Molecular partition function a) Write down the expressions for molecular partition function over…

A: a) The molecular partition function over states is the expression for partition function in which…

Q: A certain atom has a triply degenerate ground level, a non-degenerate electronically excited level…

A: The conversion of energy in cm-1 to joule is done using the below equation in which h is the…

Q: N2O and CO2 have similar rotational constants (12.6 and 11.7 GHz, respect ively) but strikingly…

A: Interpretation - Why N2O and CO2 have similar rotational constants (12.6 and 11.7 GHz, respectively)…

Q: The methyl chloride molecule, CH3Cl, has three non-degenerate vibrations with harmonic wavenumbers…

Q: Consider a system at 250 K which has an infinite ladder of evenly spaced quantum states with an…

A: We have an infinite ladder of evenly spaced quantum states that can be represented as follows: ...…

Q: he lowest electronic levels for 14N 160 have the following characteristics: Calculate, for 5000 k,…

A: The objective of the question is to calculate the fraction of molecules in the 3 electronic levels,…

Q: Determine the total molecular partition function for gaseous H2O at 1000. K confined to a volume of…

A: Let qtotal be the total partition function including electronic, rotational, translational, and…

Q: The bond length of N2 is 109.75 pm. Use the high-temperature approximation to calculate the…

A: Introduction: Rotational partition function: The rotational partition function shows the…

Q: Calculate, by explicit summation, the vibrational partition function of I2 molecules at (a) 100 K,…

Q: Calculate the molecular rotational partition function for 14N2 at 298"K for both molecules. The…

Q: Plot the temperature dependence of the vibrational contribution to the molecular partition function…

Q: For carbon monoxide, the characteristic vibrational temperature is 3084K and the characteristic…

Q: The rotational partition function of an ethene molecule is 661 at 25°C. What is the rotational…

A: Given Molecule = ethene Rotational partition function at 25oC =661 To determine: The rotational…

Q: A certain atom has a doubly degenerate ground level, a triply degenerate electronically excited…

Q: The bond length of O2 is 120.75 pm. Use the high-temperature approximation to calculate the…

A: Rotational Partition Function – It relates the rotational degrees of freedom of the molecule to…

Q: The rotational partition function for a sample of carbonyl sulfide (OCS) is found to be 25.0. Above…

A: EJ= J(J+1)

Q: What is overall molecular partition function Q, and how it is constructed using the partition…

Q: A certain molecule can exist in either a nondegenerate singlet state or a triplet state (with…

Question

Nitric oxide, NO, has two low-lying electronic states. The lowest electronic state has a degeneracy of 2. The second state lies the equivalent of 121 cm^-1 higher and has a degeneracy of 4. The next electronic state is much higher in
energy. Calculate the electronic partition function at 298 K.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 5 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A certain atom has a doubly degenerate ground level, a triply degenerate electronically excited level at 1250 cm-1, and a doubly degenerate level at 1300 cm-1. Calculate the partition function of these electronic states at 2000 K
A certain atom has a fourfold degenerate ground level, a non-degenerate electronically excited level at 2500 cm−1, and a twofold degenerate level at 3500 cm−1. Calculate the partition function of these electronic states at 1900 K. What is the relative population of each level at 1900 K?
The methyl chloride molecule, CH3Cl, has three non-degenerate vibrations with harmonic wavenumbers 3088, 1396 and 751 cm–1 respectively and three doubly-degenerate vibrations with harmonic wavenumbers 3183, 1496 and 1036 cm–1 respectively. Calculate the vibrational partition function for the methyl chloride molecule at 1200 K.
2. The rotational partition function of an ethene molecule is 661 at 25°C. What is the rotational contribution to its molar entropy?
A system consists of three energy levels: a ground level (0 = 0, go = 1); a first excited level (₁ = 2kBT, 91 = 3); and a second excited level (&2 = 8kBT, 92 = 3). Calculate the partition function of the system. .406005 What is the probability for the third energy level? .0024787
Consider a system at 250 K which has an infinite ladder of evenly spaced quantum states with an energy spacing of 0.25 kJ/mol. 1. The energy for level n=1 is kJ/mol. The minimum possible value of the partition function for this system is The average energy of this system in the classical limit is decimal] 2. 3. 4. The number of thermally populated states is kj/mol. [Answer rounded to 1 [Answer should be whole number]
Part A Determine the total molecular partition function for gaseous H2O at 1000. K confined to a volume of 2.20 cm³. The rotational constants for water are BA = 27.8 cm, BB = 14.5 cm¯', and Bc = 9.95 cm. The vibrational frequencies are 1615, 3694, and 3802 cm-. The ground electronic state is nondegenerate. (Note: the Avogadro's constant NA = 6.022 × 1023 mol-1). Express your answer to three significant figures. Ην ΑΣφ qtotal = Submit Request Answer
A certain molecule can exist in either a nondegenerate singlet state or a triplet state (with degeneracy of 3). The energy of the triplet exceeds that of the singlet by ε. When ?=??(where T is a set value, i.e., ? is a constant), calculate the values of the molecular partition function, molar heat capacity, and molar entropy. Assume the molecules are distinguishable and independent
N2O and CO2 have similar rotational constants (12.6 and 11.7 GHz, respect ively) but strikingly different rotational partition functions. Why?
14. Calculate the electronic partition function for a bromine atom at 1000 and 10,000 Kelvin. The ground state has a degeneracy of g=4 and the first excited state has a degeneracy of g=2 with an energy of 7.3x10^-20 J above the ground state.
A system comprising of one mole of distinguishable and non-interacting molecules has a two-fold degenerate ground energy level, a two-fold degenerate excited energy level at 1237 cm1 and a nondegenerate excited energy level at 2010 cm-1 at 300 K and 1 atm. Calculate (b) the partition function, q. (1) the number of molecules in each energy level. the change in the ratio of the molecules in the first excited energy level with respect to the ground energy level when the temperature increases by 10-fold. (ii) (iv) the total energy, E. (v) the partition function when T = 0.
Discuss the relation between the thermodynamic and statistical definitions of entropy.