Chemistry Chemistry Practice Problems Solutions Library

Quantum Numbers Solutions Library

Access 105 Quantum Numbers video and text solutions to help you complete your homework.

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105 solutions

Quantum Numbers

Q. For each set of elements represented in this periodic table outline, identify the principal quantum number, nn, and the azimuthal quantum number, ℓ...

Solved • Jul 2, 2020

Quantum Numbers

Q. Part B. Consider that a single box represents an orbital, and an electron is represented as a half arrow. Orbitals of equal energy are grouped toge...

Solved • Jul 2, 2020

Quantum Numbers

Q. How many orbitals are described by each of the below combinations of quantum numbers?a) n = 3, l = 2b) n = 4, l = 2, ml = 2

Solved • May 1, 2020

Quantum Numbers

Q. For each electron in a ground-state Beryllium atom, select the set of quantum numbers that represents it. Check all that apply.a) n = 1, l= 0, ml= ...

Solved • Apr 29, 2020

Quantum Numbers

Q. What does the principal quantum number determine? Check all that apply.a) the energy of an orbitalb) the possible number of electorns on particular...

Solved • Apr 23, 2020

Quantum Numbers

Q. What is the maximum number of electrons in a general atom that can be described by each of the following sets of quantum numbers:n = 3, l = 3, ml =...

Solved • Nov 28, 2019

Quantum Numbers

Q. Using the periodic table, indicate which element would have each of the following properties. If more than one element is possible, only list the o...

Solved • Nov 28, 2019

Quantum Numbers

Q. How many different orbitals can have the principal quantum number n = 3?(a) 9 (b) 4 (c) 6 (d) 5 (e) 18

Solved • Oct 19, 2019

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers: n = 3, ms = +1/2 ?(a) 1 (b) 2 (c) 8 (d) 9 (e) 18

Solved • Oct 18, 2019

Quantum Numbers

Q. The four quantum numbers most likely associated with the one electron lost in going from Ga to Ga + are:(a) 4, 0, 0, +1/2(b) 3, 2, 1, +1/2(c) 3, 2,...

Solved • Oct 18, 2019

Quantum Numbers

Q. “No two electrons in the ground state of the same atom can have the same four quantum numbers” is known asa. the Pauli exclusion principle.b. Hund'...

Solved • Sep 30, 2019

Quantum Numbers

Q. For the quantum numbers n = 4, l = 2, how many electrons are possible?

Solved • Sep 18, 2019

Quantum Numbers

Q. How many electrons can have the quantum number set n = 3 and m  l = -2?

Solved • Aug 7, 2019

Quantum Numbers

Q. How many electrons are in n = 3, l = 2?

Solved • Aug 7, 2019

Quantum Numbers

Q. How many electrons in an atom can have the n = 5, l = 2 designation?

Solved • Aug 7, 2019

Quantum Numbers

Q. Which set(s) of of quantum numbers describe a 4d orbital?

Solved • Aug 7, 2019

Quantum Numbers

Q. "Each electron in an atom must have its own unique set of quantum numbers" is a statement of a. the aufbau principle.b. the Pauli exclusion princip...

Solved • Aug 5, 2019

Quantum Numbers

Q. The orientation in space of an atomic orbital is associated with a. the principal quantum number (n). b. the angular momentum quantum number (l). c...

Solved • Aug 5, 2019

Quantum Numbers

Q. Part A. What is the only possible value of mℓ for an electron in an s orbital? Express your answer numerically.Part B. What are the possible values...

Solved • Aug 2, 2019

Quantum Numbers

Q. Using the periodic table as a guide, determine the number of unpaired electrons for the ground state of Br.

Solved • Nov 12, 2018

Quantum Numbers

Q. Indicate the number of unpaired electrons for the following: [noble gas]ns2(n -2)f6

Solved • Nov 12, 2018

Quantum Numbers

Q. Is the order of electron removal upon ionization simply the reverse of electron addition upon filling?

Solved • Nov 12, 2018

Quantum Numbers

Q. Which of the transition elements in the first transition series have anomalous electron configurations?

Solved • Nov 12, 2018

Quantum Numbers

Q. What are degenerate orbitals?

Solved • Nov 12, 2018

Quantum Numbers

Q. Why are the sublevels within a principal level split into different energies for multielectron atoms but not for the hydrogen atom?

Solved • Nov 12, 2018

Quantum Numbers

Q. List the four different sublevels and (given that only a maximum of two electrons can occupy an orbital) determine the maximum number of electrons ...

Solved • Nov 12, 2018

Quantum Numbers

Q. Is 1s22s22p6 the symbol for a macroscopic property or a microscopic property of an element? Explain your answer.

Solved • Oct 22, 2018

Quantum Numbers

Q. How many electrons in an atom can have each of the following quantum number or sublevel designations?(a) 2s 

Solved • Oct 22, 2018

Quantum Numbers

Q. Determine the maximum number of electrons that can have each of the following designations: 2f, 2dxy, 3p, 5dyz, and 4p.

Solved • Oct 16, 2018

Quantum Numbers

Q. Although no currently known elements contain electrons in g orbitals in the ground state, it is possible that these elements will be found or that ...

Solved • Oct 16, 2018

Quantum Numbers

Q. Give a possible set of values of the four quantum numbers for the 4s and 3d electrons in titanium.

Solved • Oct 16, 2018

Quantum Numbers

Q. In the ground state of element 115, Uup, how many electrons have ms = -1/2 as one of their quantum numbers?

Solved • Oct 16, 2018

Quantum Numbers

Q. In the ground state of element 115, Uup, how many electrons have mℓ = 1 as one of their quantum numbers?

Solved • Oct 16, 2018

Quantum Numbers

Q. In the ground state of element 115, Uup, how many electrons have ℓ = 3 as one of their quantum numbers?

Solved • Oct 16, 2018

Quantum Numbers

Q. In the ground state of mercury, Hg, how many electrons occupy pz atomic orbitals?

Solved • Oct 16, 2018

Quantum Numbers

Q. In the ground state of mercury, Hg, how many electrons occupy d atomic orbitals?

Solved • Oct 16, 2018

Quantum Numbers

Q. In the ground state of mercury, Hg, how many electrons occupy atomic orbitals with n = 3?

Solved • Oct 16, 2018

Quantum Numbers

Q. How many electrons in an atom can have the designation 1p, 6dx2 - y2, 4f, 7py, 2s, n = 3?

Solved • Oct 15, 2018

Quantum Numbers

Q. Total radial probability distributions for the helium, neon, and argon atoms are shown in the following graph. How can one interpret the shapes of ...

Solved • Oct 15, 2018

Quantum Numbers

Q. What are the possible values of ml for each of the following values of l? Part C2Express your answers as integers in ascending order separated by c...

Solved • Sep 19, 2018

Quantum Numbers

Q. What are the possible values of ml for each of the following values of l? Part A0Express your answers as integers in ascending order separated by c...

Solved • Sep 19, 2018

Quantum Numbers

Q. How many electrons in an atom could have these sets of quantum numbers? n=3 n=4, l=2 n=6, l=2, ml = -1

Solved • Aug 21, 2018

Quantum Numbers

Q. What quantum numbers specify these subshells?

Solved • Aug 21, 2018

Quantum Numbers

Q. Write one set of quantum numbers (n, l, ml, ms) that describe an electron in a 5p orbital.

Solved • Jul 16, 2018

Quantum Numbers

Q. How many orbitals can have n=4, l=1? (a) 1 (b) 2 (c) 3 (d) 16

Solved • Jul 10, 2018

Quantum Numbers

Q. Which of the following represents an electron in a 5d orbital? (a) n=5, I=2, ml=0, ms=1/2 (b) n=5, I=2, ml=-1, ms=1/2 (c) n=5, I=2, ml=2, ms=1/2 (d...

Solved • Jul 10, 2018

Quantum Numbers

Q. Which of the following set of quantum numbers are NOT allowed? Choose all that apply.a. n = 3, l = 2, m_l = -1 and m_s = +1/2 b. n = 5, l = 4, m_l ...

Solved • Apr 6, 2018

Quantum Numbers

Q. Use the periodic table to determine each of the following:1. The number of 3s electrons in Mg.2.The number of 3d electrons in Cr.3.The number of 4d...

Solved • Mar 29, 2018

Quantum Numbers

Q. In the ground state of selenium, how many electrons share the quantum number: n = 4 _____________l = 2 ______________

Solved • Mar 21, 2018

Quantum Numbers

Q. What is the maximum number of electrons that can occupy each of the following subshells?a. 3pb. 5dc. 2sd. 4f

Solved • Mar 19, 2018

Quantum Numbers

Q. How many electrons does a Mn atom have in its 3d subshell? How many of those electrons are unpaired?

Solved • Mar 15, 2018

Quantum Numbers

Q. What are the four quantum numbers for each of the two electrons in a 4s orbital?For first electron:i) n=4, l=0, ml=0, ms=+1/2ii) n=3, l=1, ml=0, ms...

Solved • Feb 23, 2018

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers?A) n=2 ms = -1/2B) n=5, l= 3C) n=4, l=3, ml= -3D) n=...

Solved • Feb 14, 2018

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers? Express your answer as an integer.part A. n = 3, ml...

Solved • Feb 14, 2018

Quantum Numbers

Q. Each set is ordered(n,l,ml,ms). Identify the sets of quantum numbers that describe all the electrons in the ground state of a neutral beryllium ato...

Solved • Feb 14, 2018

Quantum Numbers

Q. How many electrons in an atom could have these sets of quantum numbers?A) n=3,B) n=5, l=0 C) n=6, l=1, ml =-1

Solved • Dec 18, 2017

Quantum Numbers

Q. How many electrons in an atom could have these sets of quantum numbers?(a) n=2(b) n=5, l=2(c) n=7, l=1, ml =-1

Solved • Dec 18, 2017

Quantum Numbers

Q. How many electrons in an atom could have these sets of quantum numbers? (a) n=3 (b) n=4, l=2 (c) n=7, l=3, ml =-1

Solved • Dec 18, 2017

Quantum Numbers

Q. How many electrons in an atom could have these sets of quantum numbers?(a) n=3(b) n=4, l=2(c) n=7, l=3, ml=-1

Solved • Sep 26, 2017

Quantum Numbers

Q. Answer each of the following questions.a) What information is needed to determine the energy of an electron in a many-electron atom? Check all that...

Solved • Sep 25, 2017

Quantum Numbers

Q. How many electrons are there in a filled 3px orbital?a. 2b. 3c. 4d. 5e. 6

Solved • Jul 27, 2017

Quantum Numbers

Q. What is the maximum number of electrons that can occupy individual 2s and 2p orbitals?a. 2 and 2, respectivelyb. 2 and 6, respectivelyc. 2 and 2, r...

Solved • Jun 16, 2017

Quantum Numbers

Q. Write out the four possible quantum numbers for each of the electrons in the diagram below. Give them in the order of: n, l, ml, and ms.HINT: There...

Solved • Mar 16, 2017

Quantum Numbers

Q. Which of the following combinations could give the quantum numbers (n, l, ml, ms) for the single valence electron of the copper atom in its ground ...

Solved • Mar 16, 2017

Quantum Numbers

Q. According to the Aufbau principle, what are the values of principal quantum number ( n ) and angular momentum quantum number ( l ) for the sub-leve...

Solved • Oct 26, 2016

Quantum Numbers

Q. How many electrons can possess this set of quantum numbers: principal quantum number n = 4, magnetic quantum number mℓ  = -1?1. 02. 183. 64. 125. 1...

Solved • Aug 16, 2016

Quantum Numbers

Q. How many electrons are in the third principal level ( n = 3 ) of a chromium (Cr) atom? 1. 8 2. 4 3. 24 4. 2 5. 13 6. 6 7. 12  

Solved • Aug 16, 2016

Quantum Numbers

Q. What is the maximum number of electrons that will fill one 6 p orbital?1. 62. 53. 34. 105. 2 

Solved • Aug 16, 2016

Quantum Numbers

Q. How many electrons can have the quantum number n = 3,  ℓ = 1 in an atom? 1. 6 2. 7 3. 5 4. 2 5. 4

Solved • Aug 1, 2016

Quantum Numbers

Q. In a given atom, what is the maximum number of electrons that can have principal quantum number n = 3?  1. 8 2. 32 3. 2 4. 10 5. 18

Solved • Aug 1, 2016

Quantum Numbers

Q. What are the correct quantum numbers ( n, ℓ, m ℓ ) for the seventh electron of Cl? 1. 3, 1, 0 2. 2, 1, 1 3. 3, 0, 0 4. 3, 1, 1 5. 2, 0, 1 6. ...

Solved • Aug 1, 2016

Quantum Numbers

Q. How many electrons can occupy a subshell with ℓ = 0? 1. 4 2. 3 3. 2 4. 1 5. 6

Solved • Aug 1, 2016

Quantum Numbers

Q. Which set of quantum numbers,  n, ℓ, m ℓ , could correspond to one of the highest energy electrons in Zr? 1. 4, 2, +3 2. 3, 2, -2 3. 4, 3, -2  ...

Solved • Aug 1, 2016

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers (d) n = 4, I = 1, ml = 1 ?

Solved • Jul 15, 2016

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers: (c) n = 4, l = 3, ml = -3

Solved • Jul 15, 2016

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers: (b) n = 5, l = 3

Solved • Jul 15, 2016

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers: (a) n = 2, ms = -1/2

Solved • Jul 15, 2016

Quantum Numbers

Q. What is the maximum number of electrons that can occupy each of the following subshells: (a) 3p

Solved • Jul 15, 2016

Quantum Numbers

Q. Give the set of four quantum numbers that represent the indicated electron in each of the following elements:  Br – (30th electron)          n =  ...

Solved • May 26, 2016

Quantum Numbers

Q. Give the set of four quantum numbers that represent the indicated electron in each of the following elements:  Cr (23rd electron)            n =  ...

Solved • May 26, 2016

Quantum Numbers

Q. Give the set of four quantum numbers that represent the indicated electron in each of the following elements:  Se (32nd electron)          n =    ...

Solved • May 26, 2016

Quantum Numbers

Q. Give the set of four quantum numbers that represent the indicated electron in each of the following elements:  Al (11th electron)            n =  ...

Solved • May 26, 2016

Quantum Numbers

Q. Which electron configuration represents a violation  Aufbau Principle?   

Solved • May 26, 2016

Quantum Numbers

Q. Which electron configuration represents a violation of  Hund’s Rule? 

Solved • May 26, 2016

Quantum Numbers

Q. Which electron configuration represents a violation of the  Pauli Exclusion Principle? 

Solved • May 26, 2016

Quantum Numbers

Q. The maximum number of electrons that can occupy an orbital labeled d xy is (A) 1 (B) 2 (C) 3 (D) 4

Solved • May 6, 2016

Quantum Numbers

Q. How many electrons can be described by the set of quantum numbers                         n = 4, l = 2, m l = 0, ms = + ½ ? a) 10 b) 5 c) 4 d)...

Solved • Mar 22, 2016

Quantum Numbers

Q. The maximum number of electrons that can be accommodated in an f subshell isa) 2b) 14c) 6d) 8e) 10

Solved • Mar 22, 2016

Quantum Numbers

Q. The maximum number of electrons that can occupy a d orbital isa) 2b) 4c) 8d) 10e) 18

Solved • Mar 22, 2016

Quantum Numbers

Q. The maximum number of electrons that can occupy the 5d orbitals isa) 5b) 10c) 14d) 18e) 25

Solved • Mar 22, 2016

Quantum Numbers

Q. The maximum number of electrons that can be accommodated in a p subshell isa) 2.b) 4.c) 6.d) 8.e) 10.

Solved • Mar 22, 2016

Quantum Numbers

Q. Which one does not have a completely full quantum level?(A) Na+(B) O2(C) O2-(D) He(E) The quantum levels are completely full in all of the above.

Solved • Mar 11, 2016

Quantum Numbers

Q. What is the maximum number of electrons in an atom that can have the following quantum numbers?n=4, l=2n=5 l=2, m l = -1n=4, l=3, ms=-1/2

Solved • Mar 1, 2016

Quantum Numbers

Q. How many electrons in a Cl atom have an angular momentum quantum number of 0?a. 2b. 4c. 6d. 8e. 10

Solved • Feb 22, 2016

Quantum Numbers

Q. Which of the following is a wrong symbol for an orbital?a. 6s2b. 2d5c. 4f4d. 5p6e. 2s1

Solved • Feb 15, 2016

Quantum Numbers

Q. The four quantum numbers (n, ℓ, mℓ , ms) for the last two electrons added to complete the electron configuration if Si are:a. (2,1,-1,½) and (2,1,0...

Solved • Feb 15, 2016

Quantum Numbers

Q. How many electrons can possess this set of quantum numbers: principal quantum number n = 4, magnetic quantum number mℓ = -1? 1. 0 2. 18 3. 6 4....

Solved • Feb 15, 2016

Quantum Numbers

Q. What is the set of correct quantum numbers (n, ℓ, m ℓ) for the last electron P –? 1. 3, 1, –1 2. 2, 0, 1 3. 3, 1, -2 4. 3, 2, 1 5. 2, 0, 0 6....

Solved • Feb 15, 2016

Quantum Numbers

Q. Give the set of three quantum numbers that could represent the last electron added to the Sr atom. A. n = 5, l = 0, ml = 0 B. n = 4, l = 1, ml = ...

Solved • Feb 15, 2016

Quantum Numbers

Q. Give the set of four quantum numbers that could represent the electron last added to the configuration for nitrogen. A) n = 2, ℓ = 1, m ℓ = 1, m s...

Solved • Feb 15, 2016